Erethizontidae (New World Porcupines)

Species in this group

Erethizon dorsatus

Daily sighting probability ~50% · Likely

Sphiggurus mexicanus

Daily sighting probability ~30% · Possible

Coendou longicaudatus

Daily sighting probability ~30% · Possible

Sphiggurus spinosus

Daily sighting probability ~20% · Possible

Coendou quichua

Daily sighting probability ~10% · With luck

LC

Coendou bicolor

Daily sighting probability ~10% · With luck

Daily sighting probability by month

Probability-weighted average across the group's species

~20%

Jan

~20%

Feb

~10%

Mar

~20%

Apr

~20%

May

~20%

Jun

~20%

Jul

~20%

Aug

~20%

Sep

~30%

Oct

~20%

Nov

~20%

Dec

When they're spotted

When the group's species are recorded (aggregated)

Where to see New World Porcupines

Warmer areas are where this group is recorded most often. Shaded: the known ranges of its 9 species, darker where more of them overlap (Mammal Diversity Database, Marsh et al. 2022). Our parks Our cities In captivity: 7 zoos & centres

Parks Ranked

#	Park	Country	Species	Daily sighting probability
1	Denali National Park	🇺🇸 United States	1 of 6	~50%
	Quiller			~50%
2	Acadia National Park	🇺🇸 United States	1 of 6	~40%
	Quiller			~40%
3	Katmai National Park	🇺🇸 United States	1 of 6	~30%
	Quiller			~30%
4	Elk Island National Park	🇨🇦 Canada	1 of 6	~30%
	Quiller			~30%
5	Kluane National Park	🇨🇦 Canada	1 of 6	~30%
	Quiller			~30%
6	Tortuguero National Park	🇨🇷 Costa Rica	1 of 6	~30%
	Mexican Hairy Dwarf Porcupine			~30%
7	Parque Estadual Encontro das Águas	🇧🇷 Brazil	1 of 6	~30%
	Long-tailed Porcupine			~30%
8	Badlands National Park	🇺🇸 United States	1 of 6	~20%
	Quiller			~20%
9	Braulio Carrillo National Park	🇨🇷 Costa Rica	1 of 6	~20%
	Mexican Hairy Dwarf Porcupine			~20%
10	Monteverde Cloud Forest Reserve	🇨🇷 Costa Rica	1 of 6	~20%
	Mexican Hairy Dwarf Porcupine			~20%
11	Serra dos Órgãos National Park	🇧🇷 Brazil	1 of 6	~20%
	Paraguaian Hairy Dwarf Porcupine			~20%
12	Manuel Antonio National Park	🇨🇷 Costa Rica	1 of 6	~20%
	Mexican Hairy Dwarf Porcupine			~20%
13	Cuyabeno Wildlife Reserve	🇪🇨 Ecuador	1 of 6	~20%
	Long-tailed Porcupine			~20%
14	Banff National Park	🇨🇦 Canada	1 of 6	~20%
	Quiller			~20%
15	Los Quetzales National Park	🇨🇷 Costa Rica	1 of 6	~20%
	Mexican Hairy Dwarf Porcupine			~20%
16	Tayrona National Natural Park	🇨🇴 Colombia	1 of 6	~10%
	Long-tailed Porcupine			~10%
17	Tijuca National Park	🇧🇷 Brazil	1 of 6	~10%
	Paraguaian Hairy Dwarf Porcupine			~10%
18	Jasper National Park	🇨🇦 Canada	1 of 6	~10%
	Quiller			~10%
19	Soberanía National Park	🇵🇦 Panama	1 of 6	~10%
	Andean Porcupine			~10%
20	Tapantí-Macizo de la Muerte National Park	🇨🇷 Costa Rica	1 of 6	~10%
	Mexican Hairy Dwarf Porcupine			~10%
21	Tambopata National Reserve	🇵🇪 Peru	1 of 6	~10%
	Bicolor-spined Porcupine			~10%
22	Grand Teton National Park	🇺🇸 United States	1 of 6	~10%
	Quiller			~10%
23	Zion National Park	🇺🇸 United States	1 of 6	~10%
	Quiller			~10%
24	Arenal Volcano National Park	🇨🇷 Costa Rica	1 of 6	~10%
	Mexican Hairy Dwarf Porcupine			~10%
25	Yellowstone National Park	🇺🇸 United States	1 of 6	~10%
	Quiller			~10%
26	Great Bear Rainforest	🇨🇦 Canada	1 of 6	<5%
	Quiller			<5%
27	La Amistad International Park (Panama)	🇵🇦 Panama	1 of 6	<5%
	Mexican Hairy Dwarf Porcupine			<5%

Cities Ranked

#	City	Country	Species	Daily sighting probability
1	Calgary	🇨🇦 Canada	1 of 6	~20%
	Quiller			~20%
2	Rio de Janeiro	🇧🇷 Brazil	1 of 6	~10%
	Paraguaian Hairy Dwarf Porcupine			~10%
3	Edmonton	🇨🇦 Canada	1 of 6	~10%
	Quiller			~10%
4	Austin	🇺🇸 United States	1 of 6	~10%
	Quiller			~10%
5	Caracas	🇻🇪 Venezuela	1 of 6	~10%
	Long-tailed Porcupine			~10%
6	San José	🇨🇷 Costa Rica	1 of 6	~10%
	Mexican Hairy Dwarf Porcupine			~10%
7	São Paulo	🇧🇷 Brazil	1 of 6	~10%
	Paraguaian Hairy Dwarf Porcupine			~10%
8	San Antonio	🇺🇸 United States	1 of 6	<5%
	Quiller			<5%

Zoos & Centres Where Found

#	Zoo / Centre	Country
1	Tuzoofari	🇲🇽 Mexico	In captivity
2	Zoológico Benito Juárez	🇲🇽 Mexico	In captivity
3	Chapultepec Zoo	🇲🇽 Mexico	In captivity
4	Zoologischer Garten Halle	🇩🇪 Germany	In captivity
5	Capron Park Zoo	🇺🇸 United States	In captivity
6	Hemsley Conservation Centre	🇬🇧 United Kingdom	In captivity
7	The Green Planet	🇦🇪 United Arab Emirates	In captivity

New World Porcupines

Species in this group

Quiller

Mexican Hairy Dwarf Porcupine

Long-tailed Porcupine

Paraguaian Hairy Dwarf Porcupine

Andean Porcupine

Bicolor-spined Porcupine

Daily sighting probability by month

When they're spotted

Where to see New World Porcupines

Parks Ranked

Cities Ranked

Zoos & Centres Where Found