Colubridae (Colubrid Snakes)

Family

Colubrid Snakes

Colubridae

342 species in our catalog · found in 179 parks

KingdomAnimalia (Animals)
PhylumChordata (Chordates)
ClassSquamata
FamilyColubridae (Colubrid Snakes)

Species in this group

Tessellated Water Snake

Natrix tessellata

Daily sighting probability ~90% · Very likely

Common Garter Snake

Thamnophis sirtalis

Daily sighting probability ~80% · Very likely

grass snake

Natrix natrix

Daily sighting probability ~80% · Very likely

Green Vine Snake

Ahaetulla nasuta

Daily sighting probability ~80% · Very likely

Plain-bellied Water Snake

Nerodia erythrogaster

Daily sighting probability ~60% · Likely

Banded Water Snake

Nerodia fasciata

Daily sighting probability ~60% · Likely

Brown Watersnake

Nerodia taxispilota

Daily sighting probability ~60% · Likely

Western Mangrove Cat Snake

Boiga melanota

Daily sighting probability ~50% · Likely

Oriental Whipsnake

Ahaetulla prasina

Daily sighting probability ~50% · Likely

Black Treesnake

Dendrelaphis punctulatus

Daily sighting probability ~50% · Likely

Boulenger's Keelback

Fowlea asperrimus

Daily sighting probability ~50% · Likely

Blunthead Tree Snake

Imantodes cenchoa

Daily sighting probability ~50% · Likely

Eastern/Central Ratsnake Complex

Pantherophis alleghaniensis

Daily sighting probability ~50% · Likely

Plains Garter Snake

Thamnophis radix

Daily sighting probability ~50% · Likely

Rhombic Cat-eyed Snake

Leptodeira rhombifera

Daily sighting probability ~50% · Likely

North China Green Snake

Ptyas multicincta

Daily sighting probability ~50% · Likely

Green Highland Racer

Drymobius chloroticus

Daily sighting probability ~50% · Likely

Common Watersnake

Nerodia sipedon

Daily sighting probability ~50% · Likely

Tiger Keelback

Rhabdophis tigrinus

Daily sighting probability ~40% · Likely

Red Coffee Snake

Ninia sebae

Daily sighting probability ~40% · Likely

Cope's Vine Snake

Oxybelis brevirostris

Daily sighting probability ~40% · Likely

Common Rough-sided Snake

Aspidura trachyprocta

Daily sighting probability ~40% · Likely

Viperine Snake

Natrix maura

Daily sighting probability ~40% · Likely

Ornate Cat-eyed Snake

Leptodeira ornata

Daily sighting probability ~40% · Likely

Scarletsnake

Cemophora coccinea

Daily sighting probability ~40% · Likely

Stripe-Tailed Bronzeback

Dendrelaphis caudolineolatus

Daily sighting probability ~40% · Likely

Brown Tree Snake

Boiga irregularis

Daily sighting probability ~40% · Likely

Central American Lyresnake

Trimorphodon quadruplex

Daily sighting probability ~40% · Likely

Florida Green Watersnake

Nerodia floridana

Daily sighting probability ~40% · Likely

Gopher Snake

Pituophis catenifer

Daily sighting probability ~40% · Likely

Common Bronze-back

Dendrelaphis pictus

Daily sighting probability ~40% · Likely

North American Racer

Coluber constrictor

Daily sighting probability ~40% · Likely

Schmidt's Reed Snake

Calamaria schmidti

Daily sighting probability ~40% · Likely

Smooth Snake

Coronella austriaca

Daily sighting probability ~40% · Likely

Venezuelan Cat-eyed Snake

Leptodeira ashmeadii

Daily sighting probability ~40% · Likely

barred grass snake

Natrix helvetica

Daily sighting probability ~40% · Likely

Ceylon Wolf Snake

Lycodon carinatus

Daily sighting probability ~40% · Likely

Aesculapian Snake

Zamenis longissimus

Daily sighting probability ~40% · Likely

Lesser Sundas bronzeback

Dendrelaphis inornatus

Daily sighting probability ~40% · Likely

Panama Spotted Night Snake

Siphlophis cervinus

Daily sighting probability ~40% · Likely

Gray Bronzeback

Dendrelaphis caudolineatus

Daily sighting probability ~40% · Likely

Ringneck Snake

Diadophis punctatus

Daily sighting probability ~40% · Likely

Common Wolf Snake

Lycodon capucinus

Daily sighting probability ~40% · Likely

Mexican Brown Snake

Storeria storerioides

Daily sighting probability ~40% · Likely

Banded Keelback

Rhabdophis nigrocinctus

Daily sighting probability ~40% · Likely

Western Terrestrial Garter Snake

Thamnophis elegans

Daily sighting probability ~40% · Likely

Smith's African Water Snake

Grayia smithii

Daily sighting probability ~40% · Likely

Northern Cat-eyed Snake

Leptodeira septentrionalis

Daily sighting probability ~40% · Likely

Western Ribbon Snake

Thamnophis proximus

Daily sighting probability ~40% · Likely

Corn Snake

Pantherophis guttatus

Daily sighting probability ~40% · Likely

Köhler’s Vine Snake

Oxybelis koehleri

Daily sighting probability ~30% · Possible

Black-banded Cat-eyed Snake

Leptodeira nigrofasciata

Daily sighting probability ~30% · Possible

Cope's Black-striped Snake

Coniophanes piceivittis

Daily sighting probability ~30% · Possible

Brown Whip Snake

Dryophiops rubescens

Daily sighting probability ~30% · Possible

Chequered Keelback

Fowlea piscator

Daily sighting probability ~30% · Possible

Triangle Keelback

Xenochrophis trianguligerus

Daily sighting probability ~30% · Possible

Northwestern Garter Snake

Thamnophis ordinoides

Daily sighting probability ~30% · Possible

Cloudy Snail-eating Snake

Sibon nebulatus

Daily sighting probability ~30% · Possible

Coachwhip

Masticophis flagellum

Daily sighting probability ~30% · Possible

Vietnamese Bronzeback

Dendrelaphis ngansonensis

Daily sighting probability ~30% · Possible

See all 60 species Show fewer

Showing the 60 most likely of 342 species — the park table below covers them all.

Daily sighting probability by month

Probability-weighted average across the group's species

~10%

Jan

~20%

Feb

~20%

Mar

~20%

Apr

~20%

May

~20%

Jun

~20%

Jul

~20%

Aug

~20%

Sep

~20%

Oct

~20%

Nov

~10%

Dec

When they're spotted

When the group's species are recorded (aggregated)

Where to see Colubrid Snakes

Warmer areas are where this group is recorded most often. Shaded: the known ranges of its 1118 species, darker where more of them overlap (GARD, Roll et al. 2017 & Caetano et al. 2022). Our parks Our cities In captivity: 443 zoos & centres

Parks Ranked

#	Park	Country	Species	Daily sighting probability
1	Kinabalu Park	🇲🇾 Malaysia	24 of 342	>90%
	Schmidt's Reed Snake			~40%
	Lined Reed Snake			~30%
	Sarawak Keelback			~30%
	Gold-ringed Cat Snake			~30%
	Gray Bronzeback			~20%
	Dark-headed Sabah Groundsnake			~20%
	Brown Rat Snake			~20%
	Sabah Keelback			~20%
	Elegant Bronzeback			~20%
	White-spotted Cat Snake			~20%
	White-collared Reed Snake			~20%
	Jasper Cat Snake			~20%
	+12 more at the park page…
2	Khao Sok National Park	🇹🇭 Thailand	21 of 342	>90%
	Western Mangrove Cat Snake			~50%
	Banded Keelback			~40%
	Red-tailed Green Ratsnake			~30%
	Oriental Whipsnake			~30%
	Elegant Bronzeback			~30%
	Triangle Keelback			~20%
	Golden Tree Snake			~20%
	Beauty Rat Snake			~20%
	Banded Bronzeback			~20%
	Laotian Wolf Snake			~20%
	Collared Reed Snake			~20%
	Keeled Rat Snake			~20%
	+9 more at the park page…
3	Big Cypress National Preserve	🇺🇸 United States	13 of 342	>90%
	Banded Water Snake			~60%
	Brown Watersnake			~50%
	Scarletsnake			~40%
	Florida Green Watersnake			~40%
	North American Racer			~40%
	Corn Snake			~40%
	Ribbon Snake			~30%
	Mudsnake			~30%
	Common Garter Snake			~20%
	Striped Crayfish Snake			~20%
	Florida Brownsnake			~20%
	Ringneck Snake			~20%
	+1 more at the park page…
4	Sinharaja Forest Reserve	🇱🇰 Sri Lanka	13 of 342	>90%
	Green Vine Snake			~80%
	Boulenger's Keelback			~50%
	Stripe-Tailed Bronzeback			~40%
	Ceylon Wolf Snake			~40%
	Schokar's bronzeback			~30%
	Dhaman			~20%
	Beddome's Cat Snake			~20%
	Sri Lanka Cat Snake			~20%
	Duméril's Kukri Snake			~20%
	Barnes' Cat Snake			~20%
	Split Keelback			~20%
	Blossom Krait			~20%
	+1 more at the park page…
5	Santa Rosa National Park	🇨🇷 Costa Rica	16 of 342	>90%
	Rhombic Cat-eyed Snake			~50%
	Central American Lyresnake			~40%
	Black-banded Cat-eyed Snake			~30%
	Cope's Black-striped Snake			~30%
	Cope's Snail Sucker			~30%
	Köhler’s Vine Snake			~20%
	Speckled Racer			~20%
	Blunthead Tree Snake			~20%
	Central American Tree Snake			~20%
	Pacific Longtail Snake			~20%
	Green Rat Snake			~20%
	Red Coffee Snake			~20%
	+4 more at the park page…
6	Congaree National Park	🇺🇸 United States	9 of 342	>90%
	Plain-bellied Water Snake			~60%
	Brown Watersnake			~60%
	Banded Water Snake			~50%
	North American Racer			~40%
	DeKay's Brownsnake			~30%
	Rough Green Snake			~30%
	Ringneck Snake			~20%
	Common Garter Snake			~10%
	Eastern Worm Snake			~10%
7	Everglades National Park	🇺🇸 United States	17 of 342	>90%
	North American Racer			~40%
	Corn Snake			~30%
	Scarletsnake			~30%
	Banded Water Snake			~30%
	Ribbon Snake			~30%
	Florida Green Watersnake			~30%
	Saltmarsh Snake			~20%
	Brown Watersnake			~20%
	Common Garter Snake			~20%
	Florida Brownsnake			~10%
	Ringneck Snake			~10%
	Rough Green Snake			~10%
	+5 more at the park page…
8	Braulio Carrillo National Park	🇨🇷 Costa Rica	23 of 342	>90%
	Blunthead Tree Snake			~40%
	Cloudy Snail-eating Snake			~30%
	Western Tree Snake			~20%
	Black Halloween Snake			~20%
	Mottled Snail-eater			~20%
	Puffing Snake			~20%
	Adorned Graceful Brown Snake			~20%
	Ringed Snail Sucker			~20%
	Red Coffee Snake			~20%
	Ornate Cat-eyed Snake			~10%
	Ecuador Sipo			~10%
	Cope's Parrot Snake			~10%
	+11 more at the park page…
9	Great Smoky Mountains National Park	🇺🇸 United States	15 of 342	>90%
	Common Watersnake			~50%
	Eastern/Central Ratsnake Complex			~40%
	Common Garter Snake			~40%
	Ringneck Snake			~30%
	Eastern Worm Snake			~20%
	DeKay's Brownsnake			~20%
	Eastern Milksnake			~20%
	North American Racer			~10%
	Redbelly Snake			~10%
	Queen Snake			~10%
	Corn Snake			~10%
	Rough Green Snake			~10%
	+3 more at the park page…
10	Arenal Volcano National Park	🇨🇷 Costa Rica	29 of 342	>90%
	Ornate Cat-eyed Snake			~30%
	Cloudy Snail-eating Snake			~20%
	Blunthead Tree Snake			~20%
	Red Coffee Snake			~20%
	Puffing Snake			~20%
	Mottled Snail-eater			~20%
	Western Tree Snake			~10%
	Ringed Snail Sucker			~10%
	Forest Flame Snake			~10%
	Spotted Coffee Snake			~10%
	Cope's Vine Snake			~10%
	Adorned Graceful Brown Snake			~10%
	+17 more at the park page…
11	Tambopata National Reserve	🇵🇪 Peru	20 of 342	>90%
	Blunthead Tree Snake			~30%
	Tschudi's False Coral Snake			~20%
	Wucherer's Ground Snake			~20%
	Royal Ground Snake			~20%
	Catesby's Snail-eater			~20%
	Erythrolamprus dorsocorallinus			~20%
	Pachacamac Ground Snake			~20%
	Common Mussurana			~10%
	Brown Sipo			~10%
	Esmarald Racer			~10%
	Forest Flame Snake			~10%
	Banded Cat-eyed Snake			~10%
	+8 more at the park page…
12	Tenorio Volcano National Park	🇨🇷 Costa Rica	12 of 342	>90%
	Cope's Vine Snake			~40%
	Cloudy Snail-eating Snake			~30%
	Blunthead Tree Snake			~30%
	Ornate Cat-eyed Snake			~30%
	Mottled Snail-eater			~20%
	Red Coffee Snake			~20%
	Forest Flame Snake			~20%
	Western Tree Snake			~20%
	Puffing Snake			~20%
	Black Halloween Snake			~10%
	Chicken Snake			~10%
	Degenhardt's Scorpion-eating Snake			~10%
13	Shenandoah National Park	🇺🇸 United States	10 of 342	~90%
	Eastern/Central Ratsnake Complex			~50%
	Common Garter Snake			~40%
	Common Watersnake			~40%
	Ringneck Snake			~40%
	Redbelly Snake			~20%
	Eastern Milksnake			~20%
	Eastern Worm Snake			~10%
	Rough Green Snake			~10%
	North American Racer			~10%
	Smooth Greensnake			~10%
14	Cuc Phuong National Park	🇻🇳 Vietnam	6 of 342	~90%
	Oriental Whipsnake			~50%
	North China Green Snake			~50%
	Vietnamese Bronzeback			~30%
	Tawny Cat Snake			~30%
	Guangxi cat snake			~30%
	Chinese Kukri Snake			~30%
15	Danum Valley Conservation Area	🇲🇾 Malaysia	10 of 342	~90%
	Gray Bronzeback			~40%
	Triangle Keelback			~30%
	Paradise Flying Snake			~30%
	Dog-toothed Cat Snake			~30%
	Brown Whip Snake			~20%
	Red-tailed Green Ratsnake			~20%
	Grabowsky's Reed Snake			~20%
	Banded Flying Snake			~20%
	Elegant Bronzeback			~20%
	Brown Rat Snake			~10%
16	Manu National Park	🇵🇪 Peru	21 of 342	~90%
	Blunthead Tree Snake			~30%
	Tschudi's False Coral Snake			~20%
	Northern Woodland Racer			~20%
	Catesby's Snail-eater			~20%
	Brown Sipo			~20%
	Banded Cat-eyed Snake			~20%
	Forest Flame Snake			~10%
	Amazon Puffing Snake			~10%
	Common Mussurana			~10%
	Amazon False Fer-de-lance			~10%
	Neotropical Snail-eater			~10%
	Central Sipo			~10%
	+9 more at the park page…
17	Big Bend National Park	🇺🇸 United States	19 of 342	~90%
	Trans-pecos Ratsnake			~30%
	Coachwhip			~20%
	Long-nosed Snake			~20%
	Gopher Snake			~20%
	Chihuahuan Nightsnake			~20%
	Baird's Ratsnake			~20%
	Black-necked Gartersnake			~10%
	Plain-bellied Water Snake			~10%
	Big Bend Patchnose Snake			~10%
	Great Plains Ground Snake			~10%
	Glossy Snake			~10%
	Striped Whipsnake			~10%
	+7 more at the park page…
18	Main Ridge Forest Reserve	🇹🇹 Trinidad and Tobago	9 of 342	~90%
	Venezuelan Cat-eyed Snake			~30%
	Cloudy Snail-eating Snake			~30%
	Black-backed Snake			~30%
	Neuwied's False Boa			~30%
	Blunthead Tree Snake			~30%
	Tobago Stream Snake			~30%
	Boddaert's Tropical Racer			~20%
	Hallowell's Coffee Snake			~20%
	Chicken Snake			~20%
19	Bako National Park	🇲🇾 Malaysia	7 of 342	~90%
	Common Bronze-back			~40%
	Oriental Whipsnake			~40%
	Gray Bronzeback			~40%
	Brown Whip Snake			~30%
	Triangle Keelback			~30%
	Elegant Bronzeback			~20%
	Banded Flying Snake			~20%
20	Gunung Leuser National Park	🇮🇩 Indonesia	13 of 342	~90%
	Common Bronze-back			~40%
	Western Mangrove Cat Snake			~20%
	Gray Bronzeback			~20%
	Oriental Whipsnake			~20%
	Paradise Flying Snake			~20%
	Black Copper Rat Snake			~20%
	Triangle Keelback			~20%
	Banded Flying Snake			~10%
	Black-headed Cat Snake			~10%
	Red-tailed Green Ratsnake			~10%
	Malayan Banded Wolf Snake			~10%
	Specklebelly Keelback			~10%
	+1 more at the park page…
21	Cat Tien National Park	🇻🇳 Vietnam	12 of 342	~90%
	Oriental Whipsnake			~30%
	Laotian Wolf Snake			~30%
	Golden Tree Snake			~20%
	Chinese Ratsnake			~20%
	Deuve's Kukri Snake			~20%
	Blanford's Bridle Snake			~20%
	Striped Kukri Snake			~20%
	Green Cat Snake			~20%
	Yellow-Spotted Keelback			~20%
	Common Bronze-back			~10%
	Red-tailed Green Ratsnake			~10%
	Vietnamese Bronzeback			~10%
22	Plitvice Lakes National Park	🇭🇷 Croatia	2 of 342	~90%
	Tessellated Water Snake			~90%
	grass snake			~40%
23	Palo Verde National Park	🇨🇷 Costa Rica	9 of 342	~90%
	Central American Lyresnake			~40%
	Rhombic Cat-eyed Snake			~40%
	Western Ribbon Snake			~20%
	Cope's Snail Sucker			~20%
	Köhler’s Vine Snake			~20%
	Mexican Parrot Snake			~20%
	Black-banded Cat-eyed Snake			~20%
	Pacific Longtail Snake			~20%
	Cope's Black-striped Snake			~20%
24	Calakmul Biosphere Reserve	🇲🇽 Mexico	17 of 342	~90%
	Speckled Racer			~30%
	Black-striped Snake			~20%
	Faded Black-striped Snake			~20%
	Rainforest Cat-eyed Snake			~20%
	Mexican Parrot Snake			~10%
	Dryad Snake			~10%
	Northern Cat-eyed Snake			~10%
	Puffing Snake			~10%
	Central American Indigo Snake			~10%
	Snail-eating Thirst Snake			~10%
	Red Coffee Snake			~10%
	Chicken Snake			~10%
	+5 more at the park page…
25	Brownsberg Nature Park	🇸🇷 Suriname	6 of 342	~90%
	Panama Spotted Night Snake			~40%
	Blunthead Tree Snake			~30%
	Boie's Ground Snake			~30%
	Amazon Puffing Snake			~30%
	Brown Sipo			~30%
	South American Sipo			~20%
26	Piedras Blancas National Park	🇨🇷 Costa Rica	8 of 342	~90%
	Ornate Cat-eyed Snake			~40%
	Puffing Snake			~30%
	Blunthead Tree Snake			~30%
	Cloudy Snail-eating Snake			~20%
	Tropical Flat Snake			~20%
	South American Forest Racer			~20%
	Rhombic Cat-eyed Snake			~20%
	White-headed snake			~10%
27	Cusuco National Park	🇭🇳 Honduras	5 of 342	~90%
	Green Highland Racer			~50%
	Blunthead Tree Snake			~40%
	Slender Snail Sucker			~30%
	Ringneck Coffee Snake			~30%
	Striped Lizard Eater			~30%
28	Yasuní National Park	🇪🇨 Ecuador	15 of 342	~90%
	Blunthead Tree Snake			~30%
	Diurnal Vine Snake			~20%
	Catesby's Snail-eater			~20%
	Mountain Keelback			~20%
	Wagler's Sipo			~20%
	Tropical Flat Snake			~10%
	South American Sipo			~10%
	Big Ground Snake			~10%
	Northern Woodland Racer			~10%
	Black-collared Snake			~10%
	Blind Ground Snake			~10%
	Central Sipo			~10%
	+3 more at the park page…
29	Kaeng Krachan National Park	🇹🇭 Thailand	17 of 342	~90%
	Oriental Whipsnake			~40%
	Small-banded Kukri Snake			~20%
	Golden Tree Snake			~20%
	Common Bronze-back			~10%
	Chinese Ratsnake			~10%
	Chequered Keelback			~10%
	Tawny Cat Snake			~10%
	Common Wolf Snake			~10%
	Red-tailed Green Ratsnake			~10%
	sawtooth-necked bronzeback			~10%
	Collared Black-headed Snake			~10%
	Wall's Bronzeback			~10%
	+5 more at the park page…
30	Triglav National Park	🇸🇮 Slovenia	4 of 342	~90%
	grass snake			~50%
	Smooth Snake			~40%
	Aesculapian Snake			~40%
	Tessellated Water Snake			~40%
31	Death Valley National Park	🇺🇸 United States	10 of 342	~90%
	Coachwhip			~30%
	Gopher Snake			~30%
	Western Patch-nosed Snake			~30%
	Long-nosed Snake			~20%
	California King Snake			~10%
	Ground Snake			~10%
	Baja California Lyre Snake			~10%
	Western Leaf-nosed Snake			~10%
	Desert Nightsnake			~10%
	Western Shovel-nosed Snake			~10%
32	Pico Bonito National Park	🇭🇳 Honduras	4 of 342	~90%
	Blunthead Tree Snake			~50%
	Red Coffee Snake			~40%
	Northern Cat-eyed Snake			~40%
	Yellowbelly Snake			~30%
33	Saguaro National Park	🇺🇸 United States	17 of 342	~90%
	Gopher Snake			~30%
	Coachwhip			~20%
	Long-nosed Snake			~20%
	Black-necked Gartersnake			~20%
	Sonoran Whipsnake			~10%
	Desert Nightsnake			~10%
	Western Patch-nosed Snake			~10%
	Desert Kingsnake			~10%
	Variable Sand Snake			~10%
	Sonoran Lyre Snake			~10%
	California King Snake			~10%
	Checkered Garter Snake			~10%
	+5 more at the park page…
34	Acadia National Park	🇺🇸 United States	5 of 342	~90%
	Common Garter Snake			~50%
	Eastern Milksnake			~30%
	Redbelly Snake			~30%
	Ringneck Snake			~30%
	Smooth Greensnake			~20%
35	Daintree National Park	🇦🇺 Australia	5 of 342	~90%
	Black Treesnake			~50%
	Brown Tree Snake			~40%
	Slaty-grey snake			~30%
	Coconut Tree Snake			~20%
	Mair's Keelback			~20%
36	Sequoia and Kings Canyon National Parks	🇺🇸 United States	8 of 342	~80%
	Western Terrestrial Garter Snake			~30%
	Gopher Snake			~30%
	California Mountain Kingsnake			~30%
	Western Aquatic Garter Snake			~30%
	California King Snake			~10%
	Striped Racer			~10%
	Sharp-tailed Snake			~10%
	Coast Night Snake			~10%
37	Sepilok	🇲🇾 Malaysia	11 of 342	~80%
	Paradise Flying Snake			~30%
	Gray Bronzeback			~30%
	Red-tailed Green Ratsnake			~20%
	Brown Whip Snake			~20%
	Gold-ringed Cat Snake			~20%
	Brown Rat Snake			~10%
	(Eight-) Striped Kukri Snake			~10%
	Blue-necked Keelback			~10%
	Oriental Whipsnake			~10%
	Dog-toothed Cat Snake			~10%
	Samarinda Reed Snake			~10%
38	Cévennes National Park	🇫🇷 France	7 of 342	~80%
	Viperine Snake			~40%
	Aesculapian Snake			~30%
	barred grass snake			~20%
	Green Whip Snake			~20%
	Southern Smooth Snake			~20%
	Smooth Snake			~10%
	Ladder Snake			~10%
39	Zion National Park	🇺🇸 United States	9 of 342	~80%
	Gopher Snake			~40%
	Western Terrestrial Garter Snake			~30%
	Striped Whipsnake			~20%
	California King Snake			~20%
	Arizona Mountain Kingsnake			~10%
	Desert Nightsnake			~10%
	Ground Snake			~10%
	Western Patch-nosed Snake			~10%
	Ringneck Snake			~10%
40	Point Pelee National Park	🇨🇦 Canada	4 of 342	~80%
	Common Garter Snake			~50%
	Common Watersnake			~40%
	DeKay's Brownsnake			~30%
	Eastern Foxsnake			~20%
41	Joshua Tree National Park	🇺🇸 United States	11 of 342	~80%
	Gopher Snake			~30%
	Coachwhip			~30%
	Western Patch-nosed Snake			~20%
	Glossy Snake			~20%
	California King Snake			~10%
	Western Shovel-nosed Snake			~10%
	Western Leaf-nosed Snake			~10%
	Striped Racer			~10%
	Long-nosed Snake			~10%
	Desert Nightsnake			~10%
	Baja California Lyre Snake			<5%
42	Cape Breton Highlands National Park	🇨🇦 Canada	4 of 342	~80%
	Common Garter Snake			~70%
	Smooth Greensnake			~20%
	Ringneck Snake			~20%
	Redbelly Snake			~20%
43	Khao Yai National Park	🇹🇭 Thailand	11 of 342	~80%
	Oriental Whipsnake			~30%
	Yellow-Spotted Keelback			~20%
	Chinese Ratsnake			~20%
	Vietnamese Bronzeback			~20%
	Red-tailed Green Ratsnake			~10%
	Golden Tree Snake			~10%
	Small-banded Kukri Snake			~10%
	Banded Keelback			~10%
	Specklebelly Keelback			~10%
	Chequered Keelback			~10%
	Green Cat Snake			~10%
44	Kinabatangan Wildlife Sanctuary	🇲🇾 Malaysia	8 of 342	~80%
	Common Bronze-back			~40%
	Paradise Flying Snake			~20%
	Gold-ringed Cat Snake			~20%
	Gray Bronzeback			~10%
	Brown Whip Snake			~10%
	Brown Rat Snake			~10%
	Dark Wolf Snake			~10%
	Red-tailed Green Ratsnake			~10%
45	Redwood National Park	🇺🇸 United States	7 of 342	~80%
	Common Garter Snake			~40%
	Aquatic Garter Snake			~20%
	Western Terrestrial Garter Snake			~20%
	Northwestern Garter Snake			~20%
	Gopher Snake			~20%
	North American Racer			~10%
	Ringneck Snake			~10%
46	Tortuguero National Park	🇨🇷 Costa Rica	8 of 342	~80%
	Blunthead Tree Snake			~40%
	Green Vine Snake			~30%
	Cloudy Snail-eating Snake			~20%
	Cope's Parrot Snake			~10%
	Köhler’s Vine Snake			~10%
	Adorned Graceful Brown Snake			~10%
	Chicken Snake			~10%
	Ornate Cat-eyed Snake			~10%
47	Gandoca-Manzanillo Wildlife Refuge	🇨🇷 Costa Rica	8 of 342	~80%
	Köhler’s Vine Snake			~30%
	Blunthead Tree Snake			~20%
	Cloudy Snail-eating Snake			~20%
	Ornate Cat-eyed Snake			~20%
	Adorned Graceful Brown Snake			~20%
	Chicken Snake			~20%
	Western Tree Snake			~10%
	American Snail-eater			~10%
48	Serra dos Órgãos National Park	🇧🇷 Brazil	6 of 342	~80%
	Brown Sipo			~30%
	Military Ground Snake			~30%
	Neuwied's False Fer-de-lance			~20%
	Banded Cat-eyed Snake			~20%
	Coastal Sipo			~20%
	Neuwied's Tree Snake			~20%
49	Doi Inthanon National Park	🇹🇭 Thailand	11 of 342	~80%
	Oriental Whipsnake			~20%
	Banded Keelback			~20%
	Blue-eyed Bush Rat Snake			~20%
	Banded Wolf Snake			~10%
	Big-eyed Bamboo Snake			~10%
	Chequered Keelback			~10%
	Green Cat Snake			~10%
	Khasi Hills Keelback			~10%
	Chinese Ratsnake			~10%
	Black-banded Trinket Snake			~10%
	Kutkai Keelback			~10%
50	Wood Buffalo National Park	🇨🇦 Canada	1 of 342	~80%
	Common Garter Snake			~80%
51	Tayrona National Natural Park	🇨🇴 Colombia	5 of 342	~80%
	Venezuelan Cat-eyed Snake			~40%
	Cloudy Snail-eating Snake			~30%
	Blunthead Tree Snake			~20%
	Black-backed Snake			~20%
	Neuwied's False Boa			~10%
52	Corcovado National Park	🇨🇷 Costa Rica	10 of 342	~80%
	Ornate Cat-eyed Snake			~30%
	Puffing Snake			~20%
	Chicken Snake			~20%
	Blunthead Tree Snake			~20%
	Dryad Snake			~10%
	South American Forest Racer			~10%
	Tropical Flat Snake			~10%
	Köhler’s Vine Snake			~10%
	Yellowbelly Snake			~10%
	Taylor's Snail-eater			<5%
53	Merritt Island National Wildlife Refuge	🇺🇸 United States	12 of 342	~80%
	North American Racer			~30%
	Banded Water Snake			~20%
	Corn Snake			~10%
	Common Garter Snake			~10%
	Ribbon Snake			~10%
	Florida Green Watersnake			~10%
	Ringneck Snake			~10%
	Scarletsnake			~10%
	Rough Green Snake			~10%
	Scarlet Milksnake			~10%
	Mudsnake			<5%
	Saltmarsh Snake			<5%
54	Padre Island National Seashore	🇺🇸 United States	6 of 342	~80%
	Western Ribbon Snake			~40%
	Coachwhip			~30%
	Checkered Garter Snake			~30%
	DeKay's Brownsnake			~20%
	Great Plains Ratsnake			~10%
	Tamaulipan Milksnake			~10%
55	Isle Royale National Park	🇺🇸 United States	2 of 342	~80%
	Common Garter Snake			~70%
	Redbelly Snake			~30%
56	Bastimentos Island National Marine Park	🇵🇦 Panama	7 of 342	~80%
	Striped Vine Snake			~30%
	Blunthead Tree Snake			~30%
	Puffing Snake			~20%
	Chicken Snake			~20%
	Central American Lizard Eater			~10%
	Adorned Graceful Brown Snake			~10%
	Ornate Cat-eyed Snake			~10%
57	Tangkoko Nature Reserve	🇮🇩 Indonesia	4 of 342	~80%
	Brown Tree Snake			~30%
	Terrific Bronzeback			~30%
	Celebes Black-Tailed Ratsnake			~30%
	Oriental Whipsnake			~20%
58	Białowieża National Park	🇵🇱 Poland	1 of 342	~80%
	grass snake			~80%
59	Badlands National Park	🇺🇸 United States	4 of 342	~80%
	Gopher Snake			~40%
	North American Racer			~40%
	Plains Garter Snake			~20%
	Plains Hognose Snake			~20%
60	Monteverde Cloud Forest Reserve	🇨🇷 Costa Rica	16 of 342	~70%
	Chicken Snake			~10%
	Green Rat Snake			~10%
	Puffing Snake			~10%
	Double-banded Coral Snake Mimic			~10%
	Blunthead Tree Snake			~10%
	South American Milksnake			~10%
	Linnaeus' Sipo			~10%
	Spotted Coffee Snake			~10%
	Slender Snail Sucker			~10%
	Cloudy Snail-eating Snake			~10%
	Hoffmann's Earth Snake			~10%
	Dryad Snake			~10%
	+4 more at the park page…
61	Soberanía National Park	🇵🇦 Panama	13 of 342	~70%
	Rhombic Cat-eyed Snake			~20%
	Ornate Cat-eyed Snake			~10%
	Striped Vine Snake			~10%
	Fire-bellied Snake			~10%
	Blunthead Tree Snake			~10%
	Panama Spotted Night Snake			~10%
	South American Forest Racer			~10%
	Werner's Sipo			~10%
	Western Tree Snake			~10%
	Central American Lizard Eater			~10%
	Puffing Snake			~10%
	Green Vine Snake			~10%
	+1 more at the park page…
62	Ostional Wildlife Refuge	🇨🇷 Costa Rica	5 of 342	~70%
	Köhler’s Vine Snake			~30%
	Central American Lyresnake			~20%
	Black-necked Centipede Snake			~20%
	Rhombic Cat-eyed Snake			~20%
	Striped Lowland Snake			~10%
63	La Amistad International Park (Panama)	🇵🇦 Panama	19 of 342	~70%
	Striped Vine Snake			~10%
	Blunthead Tree Snake			~10%
	South American Milksnake			~10%
	Chicken Snake			~10%
	Puffing Snake			~10%
	Central American Lizard Eater			~10%
	Common Mussurana			~10%
	Speckled Racer			~10%
	Ornate Cat-eyed Snake			~10%
	Adorned Graceful Brown Snake			~10%
	Cloudy Snail-eating Snake			~10%
	Cope's Coffee Snake			~10%
	+7 more at the park page…
64	Nikko National Park	🇯🇵 Japan	3 of 342	~70%
	Tiger Keelback			~40%
	Japanese Rat Snake			~30%
	Burrowing Ratsnake			~30%
65	Manuel Antonio National Park	🇨🇷 Costa Rica	8 of 342	~70%
	Köhler’s Vine Snake			~30%
	Blunthead Tree Snake			~10%
	Ornate Cat-eyed Snake			~10%
	Puffing Snake			~10%
	Chicken Snake			~10%
	South American Forest Racer			~10%
	Western Tree Snake			~10%
	Werner's Sipo			~10%
66	Kakadu National Park	🇦🇺 Australia	4 of 342	~70%
	Mair's Keelback			~30%
	Brown Tree Snake			~30%
	Black Treesnake			~20%
	Slaty-grey snake			~20%
67	Komodo National Park	🇮🇩 Indonesia	3 of 342	~70%
	Lesser Sundas bronzeback			~40%
	Common Wolf Snake			~40%
	Lesser Sundas Cat Snake			~20%
68	Reserva de la Biosfera Mariposa Monarca	🇲🇽 Mexico	3 of 342	~70%
	Mexican Brown Snake			~40%
	Mexican Highlands Gartersnake			~30%
	Middle American Gopher Snake			~30%
69	Cumbres de Monterrey National Park	🇲🇽 Mexico	13 of 342	~70%
	Northern Cat-eyed Snake			~10%
	Baird's Ratsnake			~10%
	Great Plains Ratsnake			~10%
	Speckled Racer			~10%
	Nuevo Leon Graceful Brown Snake			~10%
	Mexican Parrot Snake			~10%
	Red Black-headed Snake			~10%
	Western Ribbon Snake			~10%
	Schott's Whipsnake			~10%
	North American Racer			~10%
	Central American Indigo Snake			~10%
	Black-necked Gartersnake			<5%
	+1 more at the park page…
70	Litchfield National Park	🇦🇺 Australia	3 of 342	~70%
	Brown Tree Snake			~40%
	Mair's Keelback			~30%
	Black Treesnake			~20%
71	Cahuita National Park	🇨🇷 Costa Rica	7 of 342	~70%
	Köhler’s Vine Snake			~30%
	Blunthead Tree Snake			~20%
	Ornate Cat-eyed Snake			~10%
	Cloudy Snail-eating Snake			~10%
	American Snail-eater			~10%
	Oliver's Parrot Snake			~10%
	White-headed snake			~10%
72	Yosemite National Park	🇺🇸 United States	8 of 342	~70%
	California Mountain Kingsnake			~20%
	Western Terrestrial Garter Snake			~20%
	Western Aquatic Garter Snake			~20%
	Gopher Snake			~10%
	North American Racer			~10%
	Striped Racer			~10%
	Sharp-tailed Snake			~10%
	Ringneck Snake			~10%
73	Taman Negara National Park	🇲🇾 Malaysia	4 of 342	~60%
	Elegant Bronzeback			~30%
	Red-tailed Green Ratsnake			~30%
	Wall's Bronzeback			~20%
	Malayan Bridal Snake			~20%
74	Nitmiluk National Park	🇦🇺 Australia	3 of 342	~60%
	Black Treesnake			~30%
	Brown Tree Snake			~30%
	Mair's Keelback			~20%
75	Mercantour National Park	🇫🇷 France	5 of 342	~60%
	Green Whip Snake			~30%
	Aesculapian Snake			~20%
	barred grass snake			~20%
	Viperine Snake			~20%
	Smooth Snake			~10%
76	Pyrénées National Park	🇫🇷 France	7 of 342	~60%
	Green Whip Snake			~20%
	Viperine Snake			~20%
	Smooth Snake			~20%
	barred grass snake			~10%
	Aesculapian Snake			~10%
	Southern Smooth Snake			~10%
	Iberian Grass Snake			~10%
77	iSimangaliso Wetland Park	🇿🇦 South Africa	8 of 342	~60%
	Eastern Green Snake			~20%
	Twig Snake			~20%
	Green Water Snake			~10%
	Red-lipped Snake			~10%
	Egg-eating Snake			~10%
	Cross-barred Snake			~10%
	Spotted Bush Snake			~10%
	East African Egg Eater			~10%
78	Guadalupe Mountains National Park	🇺🇸 United States	5 of 342	~60%
	Gopher Snake			~20%
	Ringneck Snake			~20%
	Eastern Patch-nosed Snake			~20%
	Black-necked Gartersnake			~20%
	Trans-pecos Ratsnake			~10%
79	Grand Canyon National Park	🇺🇸 United States	8 of 342	~60%
	Gopher Snake			~30%
	California King Snake			~10%
	Western Patch-nosed Snake			~10%
	Ground Snake			~10%
	Western Terrestrial Garter Snake			~10%
	Striped Whipsnake			~10%
	Desert Nightsnake			~10%
	Arizona Mountain Kingsnake			<5%
80	Sierra Nevada National Park	🇪🇸 Spain	5 of 342	~60%
	Ladder Snake			~20%
	Horseshoe Whip Snake			~20%
	Southern Smooth Snake			~20%
	Viperine Snake			~20%
	Iberian False Smooth Snake			~10%
81	Raja Ampat	🇮🇩 Indonesia	4 of 342	~60%
	Brown Tree Snake			~30%
	Rainbow Ground Snake			~20%
	Coconut Tree Snake			~20%
	Painted keelback			~10%
82	Cuyabeno Wildlife Reserve	🇪🇨 Ecuador	4 of 342	~60%
	Wagler's Sipo			~30%
	Blunthead Tree Snake			~20%
	Mountain Keelback			~10%
	Wucherer's Ground Snake			~10%
83	Monfragüe National Park	🇪🇸 Spain	5 of 342	~60%
	Viperine Snake			~30%
	Horseshoe Whip Snake			~20%
	Iberian False Smooth Snake			~10%
	Ladder Snake			~10%
	Iberian Grass Snake			~10%
84	Bavarian Forest National Park	🇩🇪 Germany	3 of 342	~60%
	grass snake			~40%
	Smooth Snake			~20%
	Aesculapian Snake			~20%
85	Pacific Rim National Park Reserve	🇨🇦 Canada	2 of 342	~60%
	Common Garter Snake			~40%
	Northwestern Garter Snake			~30%
86	Kiskunság National Park	🇭🇺 Hungary	2 of 342	~60%
	grass snake			~40%
	Smooth Snake			~30%
87	Cockscomb Basin Wildlife Sanctuary	🇧🇿 Belize	2 of 342	~60%
	Red Coffee Snake			~40%
	Blunthead Tree Snake			~30%
88	Sian Ka'an Biosphere Reserve	🇲🇽 Mexico	5 of 342	~60%
	Mexican Parrot Snake			~20%
	Chicken Snake			~10%
	Gulf Coast Vine Snake			~10%
	Dryad Snake			~10%
	Speckled Racer			~10%
89	Biebrza National Park	🇵🇱 Poland	1 of 342	~50%
	grass snake			~50%
90	Minneriya National Park	🇱🇰 Sri Lanka	4 of 342	~50%
	Dhaman			~20%
	Green Vine Snake			~20%
	Common Bronzeback Tree Snake			~20%
	Indian Flying Snake			~10%
91	Kruger National Park	🇿🇦 South Africa	9 of 342	~50%
	Boomslang			~10%
	Spotted Bush Snake			~10%
	Egg-eating Snake			~10%
	Common Tiger Snake			~10%
	Red-lipped Snake			~10%
	Cross-barred Snake			~10%
	Twig Snake			<5%
	Green Water Snake			<5%
	Eastern Green Snake			<5%
92	Hortobágy National Park	🇭🇺 Hungary	1 of 342	~50%
	grass snake			~50%
93	Voyageurs National Park	🇺🇸 United States	1 of 342	~50%
	Common Garter Snake			~50%
94	El Vizcaíno Biosphere Reserve	🇲🇽 Mexico	4 of 342	~50%
	Baja California Coachwhip			~20%
	Cape Gopher Snake			~20%
	Western Patch-nosed Snake			~20%
	Variable Sand Snake			~10%
95	Chagres National Park	🇵🇦 Panama	3 of 342	~50%
	Werner's Sipo			~20%
	Striped Vine Snake			~20%
	Puffing Snake			~20%
96	Garden Route National Park	🇿🇦 South Africa	5 of 342	~50%
	Boomslang			~20%
	Western Natal Green Snake			~20%
	Red-lipped Snake			~10%
	Egg-eating Snake			~10%
	Green Water Snake			~10%
97	Chirripó National Park	🇨🇷 Costa Rica	4 of 342	~50%
	South American Milksnake			~20%
	Fire-bellied Snake			~10%
	Black-tailed Worm Snake			~10%
	Blunthead Tree Snake			~10%
98	Fertő-Hanság National Park	🇭🇺 Hungary	3 of 342	~50%
	grass snake			~30%
	Smooth Snake			~10%
	Aesculapian Snake			~10%
99	Arrecifes de Cozumel National Park	🇲🇽 Mexico	3 of 342	~50%
	Western Ribbon Snake			~20%
	Rainforest Cat-eyed Snake			~20%
	Dryad Snake			~20%
100	Great Bear Rainforest	🇨🇦 Canada	3 of 342	~50%
	Northwestern Garter Snake			~20%
	Common Garter Snake			~20%
	Western Terrestrial Garter Snake			~20%
101	Elk Island National Park	🇨🇦 Canada	1 of 342	~50%
	Plains Garter Snake			~50%
102	Carara National Park	🇨🇷 Costa Rica	6 of 342	~50%
	Ornate Cat-eyed Snake			~20%
	Puffing Snake			~10%
	Pacific Longtail Snake			~10%
	Yellowbelly Snake			~10%
	South American Forest Racer			~10%
	Rhombic Cat-eyed Snake			~10%
103	Gauja National Park	🇱🇻 Latvia	1 of 342	~50%
	grass snake			~50%
104	Yellowstone National Park	🇺🇸 United States	2 of 342	~50%
	Western Terrestrial Garter Snake			~30%
	Gopher Snake			~20%
105	Khao Luang National Park	🇹🇭 Thailand	2 of 342	~50%
	Triangle Keelback			~30%
	Chinese Ratsnake			~20%
106	Olympic National Park	🇺🇸 United States	2 of 342	~50%
	Northwestern Garter Snake			~30%
	Common Garter Snake			~30%
107	Chapada Diamantina National Park	🇧🇷 Brazil	2 of 342	~40%
	🦎 Chapada Diamantina Sipo			~30%
	Chicken Snake			~20%
108	Horton Plains National Park	🇱🇰 Sri Lanka	1 of 342	~40%
	Common Rough-sided Snake			~40%
109	Aigüestortes National Park	🇪🇸 Spain	2 of 342	~40%
	Green Whip Snake			~30%
	Viperine Snake			~20%
110	Serra da Canastra National Park	🇧🇷 Brazil	2 of 342	~40%
	Patagonian Racer			~20%
	Wagler's Snake			~20%
111	Picos de Europa National Park	🇪🇸 Spain	2 of 342	~40%
	Iberian Grass Snake			~30%
	Smooth Snake			~20%
112	Galápagos Islands	🇪🇨 Ecuador	6 of 342	~40%
	Fernandina Racer			~10%
	Striped Galapagos Snake			~10%
	Darwin's Racer			~10%
	Santa Cruz Racer			~10%
	Hood Island Racer			~10%
	Thomas's Racer			~10%
113	West Coast National Park	🇿🇦 South Africa	2 of 342	~40%
	Boomslang			~30%
	Egg-eating Snake			~20%
114	Yala National Park	🇱🇰 Sri Lanka	3 of 342	~40%
	Dhaman			~20%
	Green Vine Snake			~20%
	Reddish Peninsular Cat Snake			~20%
115	Wilpattu National Park	🇱🇰 Sri Lanka	2 of 342	~40%
	Green Vine Snake			~20%
	Common Bronzeback Tree Snake			~20%
116	Grand Teton National Park	🇺🇸 United States	2 of 342	~40%
	Western Terrestrial Garter Snake			~40%
	Common Garter Snake			~10%
117	Kanha National Park	🇮🇳 India	2 of 342	~40%
	Reddish Peninsular Cat Snake			~20%
	Indian Wolf Snake			~20%
118	Taroko National Park	🇹🇼 Taiwan	3 of 342	~40%
	Red-banded Snake			~20%
	Beauty Rat Snake			~10%
	Chinese Green Snake			~10%
119	Rincón de la Vieja National Park	🇨🇷 Costa Rica	2 of 342	~40%
	Black-banded Snake			~20%
	Puffing Snake			~20%
120	Lago de Yojoa	🇭🇳 Honduras	3 of 342	~40%
	Blunthead Tree Snake			~20%
	Ringneck Coffee Snake			~10%
	Middle American Burrowing Snake			~10%
121	Las Baulas Marine National Park	🇨🇷 Costa Rica	3 of 342	~40%
	Black-banded Cat-eyed Snake			~20%
	Central American Lyresnake			~20%
	Rhombic Cat-eyed Snake			~10%
122	Sierra de Guadarrama National Park	🇪🇸 Spain	4 of 342	~40%
	Viperine Snake			~10%
	Smooth Snake			~10%
	Ladder Snake			~10%
	Southern Smooth Snake			~10%
123	Iguazú National Park	🇦🇷 Argentina	4 of 342	~40%
	Chicken Snake			~20%
	Aesculapian False Coral Snake			~10%
	Lichtenstein's Green Racer			~10%
	Forest Flame Snake			~10%
124	Snowdonia National Park	🇬🇧 United Kingdom	1 of 342	~40%
	barred grass snake			~40%
125	Glacier National Park	🇺🇸 United States	2 of 342	~40%
	Western Terrestrial Garter Snake			~30%
	Common Garter Snake			~10%
126	Machalilla National Park	🇪🇨 Ecuador	2 of 342	~40%
	Trans-Andean Vine Snake			~20%
	Mastigodryas reticulatus			~20%
127	Iberá National Park	🇦🇷 Argentina	3 of 342	~40%
	False Water Cobra			~20%
	Jaeger's Ground Snake			~10%
	Wagler's Snake			~10%
128	Taï National Park	🇨🇮 Ivory Coast	1 of 342	~40%
	Smith's African Water Snake			~40%
129	Lamington National Park	🇦🇺 Australia	2 of 342	~40%
	Black Treesnake			~20%
	Brown Tree Snake			~20%
130	Keoladeo National Park	🇮🇳 India	1 of 342	~30%
	Chequered Keelback			~30%
131	Itatiaia National Park	🇧🇷 Brazil	2 of 342	~30%
	Neuwied's False Fer-de-lance			~20%
	Jiboinha			~20%
132	Rocky Mountain National Park	🇺🇸 United States	1 of 342	~30%
	Western Terrestrial Garter Snake			~30%
133	Tijuca National Park	🇧🇷 Brazil	5 of 342	~30%
	Military Ground Snake			~10%
	Brown Sipo			~10%
	Two-headed Sipo			~10%
	Coastal Sipo			~10%
	Head-striped Leaf-litter Snake			~10%
134	Doñana National Park	🇪🇸 Spain	2 of 342	~30%
	Viperine Snake			~30%
	Ladder Snake			~10%
135	Springbrook National Park	🇦🇺 Australia	2 of 342	~30%
	Brown Tree Snake			~20%
	Black Treesnake			~20%
136	Ría Lagartos Biosphere Reserve	🇲🇽 Mexico	2 of 342	~30%
	Road Guarder			~20%
	Mexican Parrot Snake			~20%
137	Iguaçu National Park	🇧🇷 Brazil	3 of 342	~30%
	Chicken Snake			~20%
	Lichtenstein's Green Racer			~10%
	Aesculapian False Coral Snake			~10%
138	Royal National Park	🇦🇺 Australia	2 of 342	~30%
	Black Treesnake			~20%
	Brown Tree Snake			~10%
139	Emas National Park	🇧🇷 Brazil	1 of 342	~30%
	Brazilian Green Racer			~30%
140	Península Valdés	🇦🇷 Argentina	1 of 342	~30%
	Mousehole Snake			~30%
141	Addo Elephant National Park	🇿🇦 South Africa	4 of 342	~30%
	Boomslang			~10%
	Western Natal Green Snake			~10%
	Red-lipped Snake			~10%
	Spotted Bush Snake			~10%
142	Cabo Blanco Absolute Nature Reserve	🇨🇷 Costa Rica	2 of 342	~30%
	Rhombic Cat-eyed Snake			~20%
	Central American Lyresnake			~10%
143	Jaragua National Park	🇩🇴 Dominican Republic	1 of 342	~30%
	Island Pointed Snake			~30%
144	Mana Pools National Park	🇿🇼 Zimbabwe	1 of 342	~30%
	Spotted Bush Snake			~30%
145	Channel Islands National Park	🇺🇸 United States	2 of 342	~30%
	Gopher Snake			~20%
	North American Racer			~10%
146	Riding Mountain National Park	🇨🇦 Canada	1 of 342	~30%
	Plains Garter Snake			~30%
147	South Luangwa National Park	🇿🇲 Zambia	1 of 342	~30%
	Spotted Bush Snake			~30%
148	Periyar National Park	🇮🇳 India	1 of 342	~30%
	Wall's Vine Snake			~30%
149	Ciénaga de Zapata	🇨🇺 Cuba	1 of 342	~20%
	Cuban Racer			~20%
150	Satpura National Park	🇮🇳 India	1 of 342	~20%
	Dhaman			~20%
151	Tatra National Park	🇸🇰 Slovakia	1 of 342	~20%
	grass snake			~20%
152	Table Mountain National Park	🇿🇦 South Africa	3 of 342	~20%
	Boomslang			~10%
	Red-lipped Snake			~10%
	Egg-eating Snake			~10%
153	Farallones de Cali National Natural Park	🇨🇴 Colombia	2 of 342	~20%
	Forest Flame Snake			~10%
	Clark's Ground Snake			~10%
154	Ranthambore National Park	🇮🇳 India	1 of 342	~20%
	Chequered Keelback			~20%
155	Amacayacu National Natural Park	🇨🇴 Colombia	1 of 342	~20%
	Blunthead Tree Snake			~20%
156	Volcán Barú National Park	🇵🇦 Panama	1 of 342	~20%
	South American Milksnake			~20%
157	Montes Azules Biosphere Reserve	🇲🇽 Mexico	1 of 342	~20%
	Blunthead Tree Snake			~20%
158	Cabo Pulmo National Park	🇲🇽 Mexico	1 of 342	~20%
	Baja California Coachwhip			~20%
159	Bahía de Loreto National Park	🇲🇽 Mexico	1 of 342	~20%
	Baja California Coachwhip			~20%
160	Banff National Park	🇨🇦 Canada	1 of 342	~20%
	Western Terrestrial Garter Snake			~20%
161	Parque Natural Metropolitano	🇵🇦 Panama	4 of 342	~20%
	Rhombic Cat-eyed Snake			~10%
	Striped Vine Snake			~10%
	Pacific Longtail Snake			<5%
	Green Vine Snake			<5%
162	Noosa National Park	🇦🇺 Australia	1 of 342	~20%
	Black Treesnake			~20%
163	uMkhuze Game Reserve	🇿🇦 South Africa	1 of 342	~20%
	Spotted Bush Snake			~20%
164	Eravikulam National Park	🇮🇳 India	1 of 342	~20%
	Günther's Vine Snake			~20%
165	Ordesa y Monte Perdido National Park	🇪🇸 Spain	1 of 342	~20%
	Aesculapian Snake			~20%
166	Podocarpus National Park	🇪🇨 Ecuador	1 of 342	~20%
	Parker's Ground Snake			~20%
167	De Hoop Nature Reserve	🇿🇦 South Africa	1 of 342	~20%
	Boomslang			~20%
168	Camargue	🇫🇷 France	1 of 342	~20%
	Viperine Snake			~20%
169	Marino Ballena National Park	🇨🇷 Costa Rica	1 of 342	~20%
	Puffing Snake			~20%
170	Chitwan National Park	🇳🇵 Nepal	1 of 342	~20%
	Chequered Keelback			~20%
171	Cañón del Sumidero National Park	🇲🇽 Mexico	1 of 342	~10%
	Cope's Black-striped Snake			~10%
172	Ecrins National Park	🇫🇷 France	1 of 342	~10%
	Smooth Snake			~10%
173	Jasper National Park	🇨🇦 Canada	1 of 342	~10%
	Western Terrestrial Garter Snake			~10%
174	Tapantí-Macizo de la Muerte National Park	🇨🇷 Costa Rica	2 of 342	~10%
	Ringed Snail Sucker			~10%
	Hoffmann's Earth Snake			~10%
175	Blue Mountains National Park	🇦🇺 Australia	1 of 342	~10%
	Black Treesnake			~10%
176	Los Quetzales National Park	🇨🇷 Costa Rica	1 of 342	~10%
	Thick Graceful Brown Snake			~10%
177	Serengeti National Park	🇹🇿 Tanzania	1 of 342	~10%
	Boomslang			~10%
178	Masai Mara National Reserve	🇰🇪 Kenya	1 of 342	~10%
	Boomslang			~10%
179	Wadden Sea National Park	🇩🇪 Germany	1 of 342	~10%
	grass snake			~10%

Cities Ranked

#	City	Country	Species	Daily sighting probability
1	Jakarta	🇮🇩 Indonesia	9 of 342	~90%
	Oriental Whipsnake			~60%
	Common Bronze-back			~40%
	Common Wolf Snake			~30%
	Elegant Bronzeback			~20%
	Red-tailed Green Ratsnake			~20%
	(Eight-) Striped Kukri Snake			~20%
	Triangle Keelback			~20%
	Black Copper Rat Snake			~20%
	Copperhead Rat Snake			~10%
2	Chattogram	🇧🇩 Bangladesh	3 of 342	~80%
	Chequered Keelback			~50%
	Indian Wolf Snake			~50%
	Copperhead Rat Snake			~40%
3	Denpasar	🇮🇩 Indonesia	5 of 342	~80%
	Common Bronze-back			~40%
	Oriental Whipsnake			~30%
	Gold-ringed Cat Snake			~30%
	Common Wolf Snake			~30%
	Black Copper Rat Snake			~20%
4	Lucknow	🇮🇳 India	3 of 342	~80%
	Indian Wolf Snake			~50%
	Dhaman			~40%
	Chequered Keelback			~30%
5	Yogyakarta	🇮🇩 Indonesia	5 of 342	~80%
	Oriental Whipsnake			~40%
	Common Bronze-back			~40%
	Black Copper Rat Snake			~20%
	Common Wolf Snake			~20%
	Dhaman			~20%
6	Baltimore	🇺🇸 United States	7 of 342	~80%
	DeKay's Brownsnake			~40%
	Eastern/Central Ratsnake Complex			~30%
	Common Garter Snake			~30%
	Common Watersnake			~20%
	Ringneck Snake			~10%
	Eastern Milksnake			<5%
	North American Racer			<5%
7	Washington	🇺🇸 United States	11 of 342	~80%
	Common Watersnake			~30%
	Eastern/Central Ratsnake Complex			~20%
	DeKay's Brownsnake			~20%
	Common Garter Snake			~20%
	Ribbon Snake			~10%
	Eastern Worm Snake			~10%
	Ringneck Snake			~10%
	Rough Green Snake			~10%
	North American Racer			<5%
	Common Kingsnake			<5%
	Smooth Earthsnake			<5%
8	Jabalpur	🇮🇳 India	3 of 342	~70%
	Common Bronzeback Tree Snake			~40%
	Dhaman			~40%
	Chequered Keelback			~30%
9	Bandar Lampung	🇮🇩 Indonesia	2 of 342	~70%
	Oriental Whipsnake			~50%
	Common Bronze-back			~50%
10	Thrissur	🇮🇳 India	3 of 342	~70%
	Dhaman			~40%
	Chequered Keelback			~40%
	Indian Wolf Snake			~30%
11	Singapore	🇸🇬 Singapore	15 of 342	~70%
	Oriental Whipsnake			~20%
	Common Bronze-back			~20%
	Paradise Flying Snake			~10%
	Western Mangrove Cat Snake			~10%
	Banded Flying Snake			~10%
	Red-tailed Green Ratsnake			~10%
	Gray Bronzeback			~10%
	Brown Rat Snake			~10%
	Common Wolf Snake			~10%
	Golden Tree Snake			~10%
	Keeled Rat Snake			~10%
	Elegant Bronzeback			<5%
	+3 more at the city page…
12	Kuala Lumpur	🇲🇾 Malaysia	12 of 342	~70%
	Common Bronze-back			~20%
	Oriental Whipsnake			~20%
	Keeled Rat Snake			~10%
	Common Wolf Snake			~10%
	Brown Rat Snake			~10%
	Gray Bronzeback			~10%
	Paradise Flying Snake			~10%
	Wall's Bronzeback			~10%
	Triangle Keelback			~10%
	Black Copper Rat Snake			~10%
	Copperhead Rat Snake			~10%
	Banded Bronzeback			~10%
13	Austin	🇺🇸 United States	11 of 342	~70%
	Plain-bellied Water Snake			~30%
	Western Ribbon Snake			~10%
	Diamondback Watersnake			~10%
	Checkered Garter Snake			~10%
	DeKay's Brownsnake			~10%
	Rough Green Snake			~10%
	Black-necked Gartersnake			~10%
	North American Racer			~10%
	Coachwhip			~10%
	Eastern Hognose Snake			~10%
	Great Plains Ratsnake			<5%
14	San Pedro Sula	🇭🇳 Honduras	6 of 342	~70%
	Pacific Longtail Snake			~30%
	Rhombic Cat-eyed Snake			~20%
	Black-striped Snake			~20%
	Speckled Racer			~10%
	Cope's Black-striped Snake			~10%
	Striped Lowland Snake			~10%
15	Houston	🇺🇸 United States	8 of 342	~70%
	Banded Water Snake			~20%
	Western Ribbon Snake			~20%
	Plain-bellied Water Snake			~10%
	Diamondback Watersnake			~10%
	Eastern Hognose Snake			~10%
	DeKay's Brownsnake			~10%
	Rough Green Snake			~10%
	North American Racer			<5%
16	Philadelphia	🇺🇸 United States	7 of 342	~60%
	Common Garter Snake			~30%
	DeKay's Brownsnake			~30%
	Common Watersnake			~10%
	Eastern/Central Ratsnake Complex			~10%
	Eastern Milksnake			~10%
	North American Racer			<5%
	Ringneck Snake			<5%
17	Denver	🇺🇸 United States	5 of 342	~60%
	Western Terrestrial Garter Snake			~30%
	Gopher Snake			~20%
	Plains Garter Snake			~20%
	North American Racer			~10%
	Common Watersnake			~10%
18	Miami	🇺🇸 United States	12 of 342	~60%
	North American Racer			~20%
	Ringneck Snake			~10%
	Brown Watersnake			~10%
	Banded Water Snake			~10%
	Florida Green Watersnake			~10%
	Corn Snake			~10%
	Scarletsnake			<5%
	Ribbon Snake			<5%
	Florida Brownsnake			<5%
	Common Garter Snake			<5%
	Coachwhip			<5%
	Saltmarsh Snake			<5%
19	Ho Chi Minh City	🇻🇳 Vietnam	5 of 342	~60%
	Golden Tree Snake			~30%
	Striped Kukri Snake			~20%
	Yellow-Spotted Keelback			~20%
	Common Bronze-back			~10%
	Copperhead Rat Snake			~10%
20	Orlando	🇺🇸 United States	9 of 342	~60%
	North American Racer			~20%
	Banded Water Snake			~20%
	Ringneck Snake			~10%
	Brown Watersnake			~10%
	Corn Snake			~10%
	Florida Brownsnake			<5%
	Ribbon Snake			<5%
	Scarletsnake			<5%
	Common Garter Snake			<5%
21	Kolkata	🇮🇳 India	4 of 342	~60%
	Chequered Keelback			~30%
	Dhaman			~20%
	Indian Wolf Snake			~10%
	Common Bronzeback Tree Snake			~10%
22	Thiruvananthapuram	🇮🇳 India	2 of 342	~60%
	Chequered Keelback			~30%
	Dhaman			~30%
23	Tegucigalpa	🇭🇳 Honduras	3 of 342	~50%
	Red Coffee Snake			~30%
	Green Rat Snake			~20%
	Blood Snake			~20%
24	Pune	🇮🇳 India	3 of 342	~50%
	Dhaman			~30%
	Indian Wolf Snake			~20%
	Chequered Keelback			~20%
25	Bengaluru	🇮🇳 India	2 of 342	~50%
	Chequered Keelback			~30%
	Dhaman			~30%
26	Toronto	🇨🇦 Canada	7 of 342	~50%
	Common Garter Snake			~20%
	DeKay's Brownsnake			~20%
	Eastern Milksnake			~10%
	Redbelly Snake			~10%
	Common Watersnake			<5%
	Smooth Greensnake			<5%
	Ringneck Snake			<5%
27	Vienna	🇦🇹 Austria	4 of 342	~50%
	Aesculapian Snake			~30%
	grass snake			~20%
	Tessellated Water Snake			~10%
	Smooth Snake			~10%
28	Budapest	🇭🇺 Hungary	4 of 342	~50%
	grass snake			~20%
	Aesculapian Snake			~20%
	Tessellated Water Snake			~10%
	Smooth Snake			~10%
29	Colombo [Sri Jayawardenepura Kotte]	🇱🇰 Sri Lanka	3 of 342	~50%
	Dhaman			~30%
	Boulenger's Keelback			~20%
	Green Vine Snake			~10%
30	Guwahati	🇮🇳 India	2 of 342	~50%
	Chequered Keelback			~30%
	Indian Wolf Snake			~20%
31	San José	🇨🇷 Costa Rica	9 of 342	~50%
	Spotted Coffee Snake			~10%
	Hoffmann's Earth Snake			~10%
	Green Rat Snake			~10%
	Rhombic Cat-eyed Snake			~10%
	Dryad Snake			~10%
	Double-banded Coral Snake Mimic			~10%
	Cope's Black-striped Snake			~10%
	Linnaeus' Sipo			<5%
	Black-banded Snake			<5%
32	Taichung	🇹🇼 Taiwan	4 of 342	~50%
	Beauty Rat Snake			~20%
	Dhaman			~20%
	Red-banded Snake			~10%
	Yellow-Spotted Keelback			~10%
33	Bangkok	🇹🇭 Thailand	8 of 342	~50%
	Golden Tree Snake			~20%
	Small-banded Kukri Snake			~10%
	Copperhead Rat Snake			~10%
	Yellow-Spotted Keelback			~10%
	Striped Kukri Snake			~10%
	Dhaman			<5%
	Common Wolf Snake			<5%
	Common Bronze-back			<5%
34	Johor Bahru	🇲🇾 Malaysia	2 of 342	~50%
	(Eight-) Striped Kukri Snake			~30%
	Oriental Whipsnake			~20%
35	Dallas	🇺🇸 United States	7 of 342	~50%
	Plain-bellied Water Snake			~20%
	Diamondback Watersnake			~10%
	Rough Green Snake			~10%
	DeKay's Brownsnake			~10%
	Western Ribbon Snake			~10%
	North American Racer			<5%
	Coachwhip			<5%
36	Managua	🇳🇮 Nicaragua	2 of 342	~50%
	Black-banded Cat-eyed Snake			~40%
	Blood Snake			~20%
37	Bandung	🇮🇩 Indonesia	4 of 342	~50%
	Oriental Whipsnake			~20%
	Black Copper Rat Snake			~10%
	Triangle Keelback			~10%
	Elegant Bronzeback			~10%
38	Phoenix	🇺🇸 United States	7 of 342	~50%
	California King Snake			~10%
	Gopher Snake			~10%
	Ground Snake			~10%
	Long-nosed Snake			~10%
	Coachwhip			~10%
	Desert Nightsnake			<5%
	Western Patch-nosed Snake			<5%
39	Dehradun	🇮🇳 India	2 of 342	~40%
	Dhaman			~30%
	Chequered Keelback			~20%
40	San Antonio	🇺🇸 United States	9 of 342	~40%
	Diamondback Watersnake			~20%
	Checkered Garter Snake			~10%
	Plain-bellied Water Snake			~10%
	Coachwhip			<5%
	Western Ribbon Snake			<5%
	Rough Green Snake			<5%
	DeKay's Brownsnake			<5%
	Great Plains Ratsnake			<5%
	Eastern Hognose Snake			<5%
41	Hanoi	🇻🇳 Vietnam	1 of 342	~40%
	Yellow-Spotted Keelback			~40%
42	Hyderabad	🇮🇳 India	3 of 342	~40%
	Chequered Keelback			~20%
	Dhaman			~20%
	Common Bronzeback Tree Snake			~10%
43	São Luís	🇧🇷 Brazil	1 of 342	~40%
	Green Vine Snake			~40%
44	Durban	🇿🇦 South Africa	5 of 342	~40%
	Red-lipped Snake			~20%
	Spotted Bush Snake			~20%
	Eastern Green Snake			~10%
	Green Water Snake			~10%
	Boomslang			~10%
45	Monterrey	🇲🇽 México	8 of 342	~40%
	Great Plains Ratsnake			~10%
	Northern Cat-eyed Snake			~10%
	Western Ribbon Snake			~10%
	Diamondback Watersnake			~10%
	Central American Indigo Snake			~10%
	Checkered Garter Snake			<5%
	Nuevo Leon Graceful Brown Snake			<5%
	Gopher Snake			<5%
46	Kozhikode	🇮🇳 India	2 of 342	~40%
	Dhaman			~30%
	Chequered Keelback			~20%
47	Kochi	🇮🇳 India	2 of 342	~40%
	Chequered Keelback			~30%
	Dhaman			~20%
48	Manaus	🇧🇷 Brazil	2 of 342	~40%
	Boddaert's Tropical Racer			~30%
	Green Vine Snake			~20%
49	Hong Kong	🇨🇳 China	6 of 342	~40%
	Common Wolf Snake			~20%
	Dhaman			~10%
	Chinese Green Snake			~10%
	Tawny Cat Snake			~10%
	Copperhead Rat Snake			<5%
	Beauty Rat Snake			<5%
50	Montreal	🇨🇦 Canada	4 of 342	~40%
	Common Garter Snake			~20%
	DeKay's Brownsnake			~10%
	Redbelly Snake			<5%
	Eastern Milksnake			<5%
51	Taipei	🇹🇼 Taiwan	6 of 342	~40%
	Red-banded Snake			~10%
	Chinese Green Snake			~10%
	Dhaman			~10%
	Yellow-Spotted Keelback			~10%
	Beauty Rat Snake			<5%
	Black-banded Trinket Snake			<5%
52	Hefei	🇨🇳 China	1 of 342	~40%
	Red-banded Snake			~40%
53	Boston	🇺🇸 United States	4 of 342	~40%
	Common Garter Snake			~20%
	DeKay's Brownsnake			~10%
	Common Watersnake			~10%
	Eastern Milksnake			<5%
54	Detroit	🇺🇸 United States	3 of 342	~40%
	Common Garter Snake			~20%
	DeKay's Brownsnake			~10%
	Common Watersnake			~10%
55	Salt Lake City	🇺🇸 United States	3 of 342	~40%
	Western Terrestrial Garter Snake			~30%
	Gopher Snake			~10%
	North American Racer			<5%
56	Sacramento	🇺🇸 United States	6 of 342	~40%
	Sharp-tailed Snake			~10%
	Gopher Snake			~10%
	California King Snake			~10%
	Western Terrestrial Garter Snake			~10%
	Ringneck Snake			<5%
	Common Garter Snake			<5%
57	Guatemala City	🇬🇹 Guatemala	2 of 342	~40%
	Red Coffee Snake			~30%
	Blood Snake			~10%
58	Brisbane	🇦🇺 Australia	2 of 342	~40%
	Black Treesnake			~20%
	Mair's Keelback			~20%
59	Sofia	🇧🇬 Bulgaria	2 of 342	~40%
	grass snake			~20%
	Tessellated Water Snake			~20%
60	Dhaka	🇧🇩 Bangladesh	1 of 342	~40%
	Chequered Keelback			~40%

Zoos & Centres Where Found

#	Zoo / Centre	Country
1	Disney's Animal Kingdom	🇺🇸 United States	In captivity
2	Busch Gardens Tampa	🇺🇸 United States	In captivity
3	SeaWorld San Diego	🇺🇸 United States	In captivity
4	San Diego Zoo	🇺🇸 United States	In captivity
5	Six Flags Great Adventure	🇺🇸 United States	In captivity
6	Moscow Zoo	🇷🇺 Russia	In captivity
7	Pairi Daiza	🇧🇪 Belgium	In captivity
8	Prague Zoo	🇨🇿 Czechia	In captivity
9	National Zoological Park	🇺🇸 United States	In captivity
10	Yangon Zoological Gardens	🇲🇲 Myanmar (Burma)	In captivity
11	Shedd Aquarium	🇺🇸 United States	In captivity
12	ZooParc de Beauval	🇫🇷 France	In captivity
13	Denver Zoo	🇺🇸 United States	In captivity
14	Tierpark Berlin	🇩🇪 Germany	In captivity
15	Skansen	🇸🇪 Sweden	In captivity
16	Dublin Zoo	🇮🇪 Ireland	In captivity
17	Cleveland Metroparks Zoo	🇺🇸 United States	In captivity
18	Cincinnati Zoo and Botanical Garden	🇺🇸 United States	In captivity
19	California Academy of Sciences	🇺🇸 United States	In captivity
20	Barcelona Zoo	🇪🇸 Spain	In captivity
21	North Carolina Zoo	🇺🇸 United States	In captivity
22	Australia Zoo	🇦🇺 Australia	In captivity
23	Cabarceno Natural Park	🇪🇸 Spain	In captivity
24	Nausicaà Centre National de la Mer	🇫🇷 France	In captivity
25	Tulsa Zoo	🇺🇸 United States	In captivity
26	Dvůr Králové Zoo	🇨🇿 Czechia	In captivity
27	Korkeasaari Zoo	🇫🇮 Finland	In captivity
28	Paris Zoological Park	🇫🇷 France	In captivity
29	Zoo Pilsen	🇨🇿 Czechia	In captivity
30	Greensboro Science Center	🇺🇸 United States	In captivity
31	Zoologic park de Lille	🇫🇷 France	In captivity
32	Abilene Zoological Gardens	🇺🇸 United States	In captivity
33	Aquarium du palais de la Porte Dorée	🇫🇷 France	In captivity
34	Ecomuseum Zoo	🇨🇦 Canada	In captivity
35	Zoobotánico Jerez	🇪🇸 Spain	In captivity
36	Silver Springs	🇺🇸 United States	In captivity
37	Wildlife Prairie Park East Side	🇺🇸 United States	In captivity
38	Zoo Miami	🇺🇸 United States	In captivity
39	San Diego Zoo Safari Park	🇺🇸 United States	In captivity
40	Beijing Wildlife Park	🇨🇳 China	In captivity
41	Toronto Zoo	🇨🇦 Canada	In captivity
42	Taipei Zoo	🇹🇼 Taiwan	In captivity
43	Living Desert Zoo and Gardens	🇺🇸 United States	In captivity
44	Bondla Zoo	🇮🇳 India	In captivity
45	Nehru Zoological Park	🇮🇳 India	In captivity
46	Lee G. Simmons Wildlife Safari Park	🇺🇸 United States	In captivity
47	Columbus Zoo and Aquarium	🇺🇸 United States	In captivity
48	Ningbo Wildlife Park	🇨🇳 China	In captivity
49	Chhatbir Zoo	🇮🇳 India	In captivity
50	Bronx Zoo	🇺🇸 United States	In captivity

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