Yellow-olive Flycatcher

Yellow-olive Flycatcher

Tolmomyias sulphurescens

Silhouette: Emily Willoughby · PhyloPic

LCLeast ConcernNTVUENCR
Daily sighting probability ~20% · Possible
at Campo Grande

In 3 days ~50% in a week ~80%

205 Verified sightings at Campo Grande
15,660 In all 64 parks From 2019 to 2026
June Best month
☀️ Diurnal When it's spotted

About the Yellow-olive Flycatcher

The yellow-olive flatbill or yellow-olive flycatcher (Tolmomyias sulphurescens) is a species of bird in the family Tyrannidae, the tyrant flycatchers. It is found in Mexico, in every Central American country, on Trinidad, and in every mainland South American country except Chile.

The yellow-olive flatbill has these 16 subspecies: Since the late twentieth century several authors have suggested that what is now considered a single species is actually several species, perhaps as many as 12. Some authors consider several of the South American subspecies to be "dubious".

The yellow-olive flatbill is 12.5 to 14 cm (4.9 to 5.5 in) long and weighs 14.5 to 15.2 g (0.51 to 0.54 oz). The sexes have the same plumage. Adults of the nominate subspecies T. s. sulphurescens have a dark olive crown and nape, a thin white band above the lores, a thin white eye-ring, and pale olive ear coverts with a dusky patch at their rear. Their upperparts are olive-green. Their wings are dusky... Wikipedia →

Sounds

Call0:07

Brazil · 2026

© JAYRSON ARAUJO DE OLIVEIRA · XC1164942 · CC BY-NC-SA 4.0

Song0:29

Argentina · 2026

© Marcos E. Sosa · XC1141330 · CC BY-NC-SA 4.0

Call0:45

Colombia · 2022

© Frank Lambert · XC1141161 · CC BY-NC-ND 4.0

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Serra dos Órgãos National Park 🇧🇷 Brazil
~50%
2 Santa Rosa National Park 🇨🇷 Costa Rica
~50%
3 Amboró National Park 🇧🇴 Bolivia
~40%
4 Itatiaia National Park 🇧🇷 Brazil
~40%
5 Tikal National Park 🇬🇹 Guatemala
~40%
6 Calakmul Biosphere Reserve 🇲🇽 Mexico
~40%
7 Cerro Azul Meámbar National Park 🇭🇳 Honduras
~30%
8 Cockscomb Basin Wildlife Sanctuary 🇧🇿 Belize
~30%
9 Cañón del Sumidero National Park 🇲🇽 Mexico
~30%
10 Pico Bonito National Park 🇭🇳 Honduras
~30%
11 Montes Azules Biosphere Reserve 🇲🇽 Mexico
~30%
12 El Triunfo 🇲🇽 Mexico
~30%
13 Cusuco National Park 🇭🇳 Honduras
~30%
14 Carara National Park 🇨🇷 Costa Rica
~20%
15 Lago de Yojoa 🇭🇳 Honduras
~20%
16 Sian Ka'an Biosphere Reserve 🇲🇽 Mexico
~20%
17 Rincón de la Vieja National Park 🇨🇷 Costa Rica
~20%
18 Anavilhanas National Park 🇧🇷 Brazil
~20%
19 Piedras Blancas National Park 🇨🇷 Costa Rica
~10%
20 Serra da Canastra National Park 🇧🇷 Brazil
~10%
21 Tijuca National Park 🇧🇷 Brazil
~10%
22 Las Baulas Marine National Park 🇨🇷 Costa Rica
~10%
23 Tenorio Volcano National Park 🇨🇷 Costa Rica
~10%
24 Braulio Carrillo National Park 🇨🇷 Costa Rica
~10%
25 Palo Verde National Park 🇨🇷 Costa Rica
~10%
26 Machalilla National Park 🇪🇨 Ecuador
~10%
27 Arenal Volcano National Park 🇨🇷 Costa Rica
~10%
28 Sierra de la Macarena National Park 🇨🇴 Colombia
~10%
29 Corcovado National Park 🇨🇷 Costa Rica
~10%
30 Biotopo Cerro Cahuí 🇬🇹 Guatemala
~10%
31 Iguazú National Park 🇦🇷 Argentina
~10%
32 Parque Natural Metropolitano 🇵🇦 Panama
~10%
33 Soberanía National Park 🇵🇦 Panama
~10%
34 Cabo Blanco Absolute Nature Reserve 🇨🇷 Costa Rica
~10%
35 San Lorenzo Protected Forest 🇵🇦 Panama
~10%
36 Iguaçu National Park 🇧🇷 Brazil
~10%
37 Tortuguero National Park 🇨🇷 Costa Rica
~10%
38 Chagres National Park 🇵🇦 Panama
~10%
39 Tapantí-Macizo de la Muerte National Park 🇨🇷 Costa Rica
~10%
40 Tayrona National Natural Park 🇨🇴 Colombia
~10%
41 Henri Pittier National Park 🇻🇪 Venezuela
~10%
42 Marino Ballena National Park 🇨🇷 Costa Rica
~10%
43 Chirripó National Park 🇨🇷 Costa Rica
~10%
44 Podocarpus National Park 🇪🇨 Ecuador
~10%
45 El Impenetrable National Park 🇦🇷 Argentina
<5%
46 Ostional Wildlife Refuge 🇨🇷 Costa Rica
<5%
47 Gandoca-Manzanillo Wildlife Refuge 🇨🇷 Costa Rica
<5%
48 Amacayacu National Natural Park 🇨🇴 Colombia
<5%
49 Emas National Park 🇧🇷 Brazil
<5%
50 Farallones de Cali National Natural Park 🇨🇴 Colombia
<5%
51 Celaque National Park 🇭🇳 Honduras
<5%
52 La Amistad International Park (Panama) 🇵🇦 Panama
<5%
53 Chapada Diamantina National Park 🇧🇷 Brazil
<5%
54 Chapada dos Guimarães National Park 🇧🇷 Brazil
<5%
55 Parque Estadual Encontro das Águas 🇧🇷 Brazil
<5%
56 Cahuita National Park 🇨🇷 Costa Rica
<5%
57 Tambopata National Reserve 🇵🇪 Peru
<5%
58 Poás Volcano National Park 🇨🇷 Costa Rica
<5%
59 Manuel Antonio National Park 🇨🇷 Costa Rica
<5%
60 Manu National Park 🇵🇪 Peru
<5%
61 Monteverde Cloud Forest Reserve 🇨🇷 Costa Rica
<5%
62 Masaya Volcano National Park 🇳🇮 Nicaragua
<5%
63 Volcán Barú National Park 🇵🇦 Panama
<5%
64 Los Nevados National Natural Park 🇨🇴 Colombia
<5%

Cities Where Found

# City Country Daily sighting probability
1 Campo Grande 🇧🇷 Brazil
~20%
2 Goiânia 🇧🇷 Brazil
~20%
3 Cali 🇨🇴 Colombia
~10%
4 Caracas 🇻🇪 Venezuela
~10%
5 Rio de Janeiro 🇧🇷 Brazil
~10%
6 Belo Horizonte 🇧🇷 Brazil
~10%
7 Santos 🇧🇷 Brazil
~10%
8 San Salvador 🇸🇻 El Salvador
<5%
9 Manaus 🇧🇷 Brazil
<5%
10 Guayaquil 🇪🇨 Ecuador
<5%

Before you go

What are the chances of seeing a Yellow-olive Flycatcher in Campo Grande?

Possible

About 20% of wildlife watchers report a Yellow-olive Flycatcher sighting in Campo Grande on a given day, based on 205 verified sightings from GBIF citizen-science data. It is the 53rd most-seen of the 221 birds we can rate there. Over three days the chance rises to about 50%, and over a week to about 80%, if each day is a fresh chance.

When is the best time to see a Yellow-olive Flycatcher in Campo Grande?

December to October

In those months about 20% of wildlife watchers report a Yellow-olive Flycatcher in Campo Grande on a given day, against about 10% in November, the lowest month.

What time of day is best to see a Yellow-olive Flycatcher?

Between 8 and 11 am

Across all the parks we cover, that three-hour window holds the most Yellow-olive Flycatcher sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Campo Grande the best place to see a Yellow-olive Flycatcher?

Yes

Of the 22 cities where we can rate Yellow-olive Flycatcher sightings, Campo Grande has the highest daily chance: about 20%. Next come Goiânia (Brazil, about 20%) and Cali (Colombia, about 10%).

Which relatives of the Yellow-olive Flycatcher live in Campo Grande?

Same family: Tyrannidae

The closest relatives of the Yellow-olive Flycatcher that you can see in Campo Grande (family Tyrannidae, Tyrant Flycatchers) are Great Kiskadee (about 90%), Tropical Kingbird (about 50%) and Common Tody-Flycatcher (about 50%), with each one's daily chance of a sighting.

Where does the Yellow-olive Flycatcher sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Yellow-olive Flycatcher is recorded against all the birds logged in Campo Grande (205 verified sightings), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.

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