Black-crowned Antshrike
Thamnophilus atrinucha

The black-crowned antshrike is a species of bird in subfamily Thamnophilinae of family Thamnophilidae, the "typical antbirds". It is found in every Central American country except El Salvador and in Colombia, Ecuador, Peru, and Venezuela. Source
Where it is now
In the last 8 weeks this bird was recorded 962 times across 4 areas (each area is a 5 degree square).
See the Black-crowned Antshrike on the live map
Arrival dates
The week it was first heard regularly in each region, after at least six weeks away. Dates differ from south to north, so a region has a range.
| Region | First arrival | Last arrival | Typical peak | Areas |
|---|---|---|---|---|
| South America | 2 March 2026 | 14 September 2026 | 9 March 2026 | 2 |
| North America | 27 July 2026 | 27 July 2026 | 3 August 2026 | 1 |
Figures are effort corrected and come from automatic sound identification, which makes mistakes. How this is measured and how it compares with human observers.