Antrostomus arizonae
Silhouette: Sheatherius · PhyloPic
In 3 days ~10% in a week ~30%
The Mexican whip-poor-will, (Antrostomus arizonae), is a medium-sized nightjar of the southwestern United States, Mexico, and northern Central America. Until 2010 the Mexican whip-poor-will and what is now the eastern whip-poor-will (Antrostomus vociferus) were considered conspecific under the name whip-poor-will. They were separated based on differences in their genetics, morphology, and vocalizations. The two remain sister species and with the Puerto Rican nightjar (A. noctitherus) form a superspecies. The Mexican whip-poor-will has these five subspecies:
In general its upperparts are grayish brown with blackish brown streaks; the crown has wide blackish brown stripes. The throat and breast are blackish with a thin white band on the lower throat between them. The belly is buff with brown bars. The male's outermost three pairs of tail feathers have broad white tips; the... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Big Bend National Park | 🇺🇸 United States | |
| 2 | Cumbres de Monterrey National Park | 🇲🇽 Mexico | |
| 3 | El Triunfo | 🇲🇽 Mexico | |
| 4 | Guadalupe Mountains National Park | 🇺🇸 United States |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Mexico City | 🇲🇽 México |
With luck
About 10% of wildlife watchers report a Mexican Whip-poor-will sighting in Cumbres de Monterrey National Park on a given day, based on 102 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 123rd most-seen of the 275 birds we can rate there. Over three days the chance rises to about 10%, and over a week to about 30%, if each day is a fresh chance.
February–March and May–August
In those months about 10% of wildlife watchers report a Mexican Whip-poor-will in Cumbres de Monterrey National Park on a given day, against under 5% in April and September–January, the lowest months.
Between 6 and 9 pm
Across all the parks we cover, that three-hour window holds the most Mexican Whip-poor-will sightings with a recorded time, and about 6 in 10 of them come between 6 pm and 6 am: it is most active around dawn and dusk.
Among the best
Of the 4 parks where we can rate Mexican Whip-poor-will sightings, Cumbres de Monterrey National Park ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Big Bend National Park (United States, about 10%).
GBIF citizen-science records
It is estimated from how often the Mexican Whip-poor-will is recorded against all the birds logged in Cumbres de Monterrey National Park (102 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.
