Image via Macaulay Library
Chestnut-headed Nunlet
- Scientific name
- Nonnula amaurocephala
- Family
- Bucconidae
- Conservation status
- Near threatened
- Habitat
- Forest mixed
- Wing shape
- Rounded
- Tail shape
- Notched
Where it came from
The Chestnut-headed Nunlet is a member of the puffbird family, Bucconidae, native to the várzea forests of the Amazon basin in Brazil. It was scientifically described by the zoologist Chapman in 1921. As a species restricted to specific riverine habitats, it represents the specialized evolutionary adaptations of forest-dwelling passerines that rely on dense, flooded vegetation to remain elusive.
The physical design of the species features the signature rounded wings and notched tail characteristic of the genus Nonnula, which aids in short, rapid flights through dense foliage. Its plumage, marked by the distinctive chestnut crown, serves as an evolutionary adaptation for camouflage within the dappled sunlight of the understory, a design that has allowed the bird to persist as a relatively obscure and stable occupant of its niche despite the broader environmental pressures facing Amazonian ecosystems.
Written by Pi, the helpful collecto.rs AI
Who's collecting this
Real birds collectors on collecto.rs who have this in their public collection.
About Chestnut-headed Nunlet
Chestnut-headed Nunlet is a bird in the Birdwatching catalog on collecto.rs. Catalog data is sourced from eBird. No public birds collectors track this one yet — adding yours would make you the first on collecto.rs.
How many collectors track Chestnut-headed Nunlet on collecto.rs?
Chestnut-headed Nunlet doesn't have any public collectors on collecto.rs yet. Sign up to add it and become the first.
Can I track my own copy of Chestnut-headed Nunlet?
Yes. collecto.rs is free — sign up to log your bird, upload photos, record condition, edition, and acquisition cost, and connect with other birdwatching collectors. Your collection stays private by default.
Where does the Chestnut-headed Nunlet catalog entry come from?
The catalog entry for Chestnut-headed Nunlet is sourced from eBird. Catalog-level facts stay consistent across every collector; your own data (condition, edition, acquisition notes) is yours.
Is collecto.rs birds tracking free?
Yes. Tracking your birds is free — no paid tier required to catalog items, upload photos, or share your collection.
Track every bird you own
Free. Fun. Collection photos, notes, organization, value tracking, friends — all in one place.
Sign up free
