Chestnut-eared Aracari
Pteroglossus castanotis

The chestnut-eared aracari or chestnut-eared araçari is a bird in the toucan family Ramphastidae. It is found in Argentina, Bolivia, Brazil, Colombia, Ecuador, Paraguay, and Peru. Source
Where it is now
In the last 8 weeks this bird was recorded 607 times across 8 areas (each area is a 5 degree square).
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Movement and weather
Over the weeks it was present in the past year, its centre in South America ranged from 26°S in May to 3°N in December, about 3,200 km apart.
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 | 6 April 2026 | 6 April 2026 | 13 April 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.