Yellow-faced Grassquit

Yellow-faced Grassquit

Tiaris olivaceus

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered Endemic
Daily sighting probability Insufficient data
at Tikal National Park
8 Verified sightings at Tikal National Park From 2019 to 2026
22,985 Verified sightings across all 53 parks From 2019 to 2026
☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Yellow-faced Grassquit

The yellow-faced grassquit (Tiaris olivaceus) is a passerine bird in the tanager family Thraupidae and is the only member of the genus Tiaris. It is native to Central America, South America, and the Caribbean. In 1760 the French zoologist Mathurin Jacques Brisson included a description of the yellow-faced grassquit in his Ornithologie based on a specimen collected in Saint-Domingue (now Haiti). He used the French name Le bruant de S. Domingue and the Latin name Emberiza dominicensis. Although Brisson coined Latin names, these do not conform to the binomial system and are not recognised by the International Commission on Zoological Nomenclature. When in 1766 the Swedish naturalist Carl Linnaeus updated his Systema Naturae for the twelfth edition he added 240 species that had been previously described by Brisson. One of these was the yellow-faced grassquit. Linnaeus included a terse description, coined the binomial name Emberiza olivacea and cited Brisson's work. The specific name olivaceus is Neo-Latin for "olive-green". This is now the only species placed in the genus Tiaris that was introduced by the English naturalist William Swainson in 1827. The genus formerly contained... Wikipedia →

Global Distribution

Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.

where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is)  ·  parks where it occurs — tap a pin for the sighting probability there

Parks Where Found

# Park Country Daily sighting probability
1 Chagres National Park 🇵🇦 Panama
~60%
2 Arrecifes de Cozumel National Park 🇲🇽 Mexico
~60%
3 Los Haitises National Park 🇩🇴 Dominican Republic
~60%
4 Monteverde Cloud Forest Reserve 🇨🇷 Costa Rica
~40%
5 Ciénaga de Zapata 🇨🇺 Cuba
~40%
6 Cusuco National Park 🇭🇳 Honduras
~40%
7 Chirripó National Park 🇨🇷 Costa Rica
~40%
8 Volcán Barú National Park 🇵🇦 Panama
~30%
9 Coiba National Park 🇵🇦 Panama
~30%
10 La Amistad International Park (Panama) 🇵🇦 Panama
~30%
11 Blue and John Crow Mountains National Park 🇯🇲 Jamaica
~30%
12 Puracé National Natural Park 🇨🇴 Colombia
~30%
13 Arenal Volcano National Park 🇨🇷 Costa Rica
~20%
14 San Lorenzo Protected Forest 🇵🇦 Panama
~20%
15 Tenorio Volcano National Park 🇨🇷 Costa Rica
~20%
16 Celaque National Park 🇭🇳 Honduras
~20%
17 Farallones de Cali National Natural Park 🇨🇴 Colombia
~20%
18 Tapantí-Macizo de la Muerte National Park 🇨🇷 Costa Rica
~20%
19 Cockscomb Basin Wildlife Sanctuary 🇧🇿 Belize
~20%
20 La Tigra National Park 🇭🇳 Honduras
~10%
21 Poás Volcano National Park 🇨🇷 Costa Rica
~10%
22 Los Quetzales National Park 🇨🇷 Costa Rica
~10%
23 Los Nevados National Natural Park 🇨🇴 Colombia
~10%
24 Jaragua National Park 🇩🇴 Dominican Republic
~10%
25 Ría Lagartos Biosphere Reserve 🇲🇽 Mexico
~10%
26 Calakmul Biosphere Reserve 🇲🇽 Mexico
~10%
27 Montes Azules Biosphere Reserve 🇲🇽 Mexico
~10%
28 Cerro Azul Meámbar National Park 🇭🇳 Honduras
~10%
29 Lago de Yojoa 🇭🇳 Honduras
<5%
30 Braulio Carrillo National Park 🇨🇷 Costa Rica
<5%
31 Sian Ka'an Biosphere Reserve 🇲🇽 Mexico
<5%
32 Rincón de la Vieja National Park 🇨🇷 Costa Rica
<5%
33 Cañón del Sumidero National Park 🇲🇽 Mexico
<5%
34 Celestún Biosphere Reserve 🇲🇽 Mexico
<5%
35 Carara National Park 🇨🇷 Costa Rica
<5%
36 Irazú Volcano National Park 🇨🇷 Costa Rica
<5%
37 Parque Natural Metropolitano 🇵🇦 Panama
<5%
38 Bastimentos Island National Marine Park 🇵🇦 Panama
<5%
39 Cabo Blanco Absolute Nature Reserve 🇨🇷 Costa Rica
<5%
40 Manuel Antonio National Park 🇨🇷 Costa Rica
<5%
41 Marino Ballena National Park 🇨🇷 Costa Rica
<5%
42 Palo Verde National Park 🇨🇷 Costa Rica
<5%
43 Soberanía National Park 🇵🇦 Panama
<5%
44 Biotopo Cerro Cahuí 🇬🇹 Guatemala
Insufficient data
45 Pico Bonito National Park 🇭🇳 Honduras
Insufficient data
46 Ostional Wildlife Refuge 🇨🇷 Costa Rica
Insufficient data
47 Gandoca-Manzanillo Wildlife Refuge 🇨🇷 Costa Rica
Insufficient data
48 Tikal National Park 🇬🇹 Guatemala
Insufficient data
49 Chingaza National Natural Park 🇨🇴 Colombia
Insufficient data
50 Cahuita National Park 🇨🇷 Costa Rica
Insufficient data
51 Piedras Blancas National Park 🇨🇷 Costa Rica
Insufficient data
52 Darién National Park 🇵🇦 Panama
Insufficient data
53 Corcovado National Park 🇨🇷 Costa Rica
Insufficient data
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