Vireo bairdi
Silhouette: Caleb Gordon · PhyloPic
In 3 days ~80% in a week >90%
The Cozumel vireo (Vireo bairdi) is a Near Threatened species of bird in the family Vireonidae, the vireos, greenlets, and shrike-babblers. It is endemic to the Mexican island of Cozumel off the Yucatán Peninsula. The Cozumel vireo was originally described in 1885 as Vireo bairdi, its current binomial. The species is monotypic.
The Cozumel vireo is 11.5 to 12.5 cm (4.5 to 4.9 in) long and weighs about 11 to 14.5 g (0.39 to 0.51 oz). The sexes have the same plumage. Adults have a dark chestnut-brown crown, nape, and ear coverts. They have an off-white patch from the lores to the eye and a wide white eye-ring; together they look like spectacles. Their upperparts are light chestnut-brown. Their wing coverts are gray-brown with wide yellowish-white tips that form two bold wing bars. Their flight feathers are gray-brown; the primaries and secondaries have greenish or olive-yellow edges on the outer webs and the tertials have whitish edges. Their tail is brownish gray with greenish edges on the outer webs of the feathers. Their chin and throat are off-white, their breast off-white with chestnut- or cinnamon-brown sides, their flanks brownish... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Arrecifes de Cozumel National Park | 🇲🇽 Mexico |
More parks will be added in future updates.
Likely
About 40% of wildlife watchers report a Cozumel Vireo sighting in Arrecifes de Cozumel National Park on a given day, based on 840 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 24th most-seen of the 205 birds we can rate there. Over three days the chance rises to about 80%, and over a week to over 90%, if each day is a fresh chance.
March, June–July and November
In those months about 50% of wildlife watchers report a Cozumel Vireo in Arrecifes de Cozumel National Park on a given day, against about 30% in August, October and December, the lowest months.
Between 7 and 10 am
Across all the parks we cover, that three-hour window holds the most Cozumel Vireo sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Only Arrecifes de Cozumel National Park, in our data
Arrecifes de Cozumel National Park is the only park on Wallace's Line with enough records to rate Cozumel Vireo sightings: about 40% of wildlife watchers there report one on a given day.
Same genus: Vireo
The closest relatives of the Cozumel Vireo that you can see in Arrecifes de Cozumel National Park (genus Vireo, Vireos) are Yucatán Vireo (about 50%), White-eyed Vireo (about 20%) and Yellow-throated Vireo (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Cozumel Vireo is recorded against all the birds logged in Arrecifes de Cozumel National Park (840 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.
