Formicarius nigricapillus
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In 3 days <5%
The black-headed antthrush (Formicarius nigricapillus) is a species of bird in the family Formicariidae. It is found in Colombia, Costa Rica, Ecuador, and Panama. The black-headed antthrush is about 18 cm (7.1 in) long; four individuals weighed 58 to 68 g (2.0 to 2.4 oz). The sexes have the same plumage. Adults of the nominate subspecies have a dark dusky brown to blackish crown. Their face and throat are black with a ring of bluish white bare skin around the eye. Their back, rump, and wings are dark chestnut-brown, their uppertail coverts dark rufescent brown, and their tail black. Their flight feathers have dusky inner edges and a wide cinnamon band at the base. Their upper breast is blackish gray, their belly gray, and their undertail coverts rufous. They have a brown iris, a black bill, and dusky brown legs and feet. Subspecies F. n. destructus has darker and less reddish-tinged upperparts than the nominate.
The black-headed antthrush has a disjunct distribution.... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Utría National Natural Park | 🇨🇴 Colombia | |
| 2 | Arenal Volcano National Park | 🇨🇷 Costa Rica | |
| 3 | Tapantí-Macizo de la Muerte National Park | 🇨🇷 Costa Rica | |
| 4 | Farallones de Cali National Natural Park | 🇨🇴 Colombia | |
| 5 | Tenorio Volcano National Park | 🇨🇷 Costa Rica | |
| 6 | Monteverde Cloud Forest Reserve | 🇨🇷 Costa Rica | |
| 7 | La Amistad International Park (Panama) | 🇵🇦 Panama |
Rare
Under 5% of wildlife watchers report a Black-headed Antthrush sighting in Farallones de Cali National Natural Park on a given day, based on 11 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 460th most-seen of the 542 birds we can rate there. Over three days the chance rises to under 5%, if each day is a fresh chance.
Any time of year
In every month with enough records, under 5% of wildlife watchers report a Black-headed Antthrush in Farallones de Cali National Natural Park on a given day, so our monthly data shows no clear season.
4th of 7
Of the 7 parks where we can rate Black-headed Antthrush sightings, Farallones de Cali National Natural Park ranks 4th at under 5%. The best odds are in Utría National Natural Park (Colombia, about 10%), Arenal Volcano National Park (Costa Rica, under 5%) and Tapantí-Macizo de la Muerte National Park (Costa Rica, under 5%).
Same order: Passeriformes
The closest relatives of the Black-headed Antthrush that you can see in Farallones de Cali National Natural Park (order Passeriformes, Perching Birds) are Flame-rumped Tanager (about 70%), Black-billed Thrush (about 70%) and Blue-gray Tanager (about 70%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Black-headed Antthrush is recorded against all the birds logged in Farallones de Cali National Natural Park (11 verified sightings from 2019 to 2026), 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.
