Black-thighed Puffleg vs Chestnut-breasted Whiteface

Eriocnemis derbyi compared with Aphelocephala pectoralis

Taxonomic Classification

Rank	Black-thighed Puffleg	Chestnut-breasted Whiteface
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Aves (นก)	Aves (นก)
Order	Apodiformes (Apodiformes)	Passeriformes (นกเกาะคอน)
Family	Trochilidae	Acanthizidae
Genus	Eriocnemis	Aphelocephala
Species	Eriocnemis derbyi	Aphelocephala pectoralis

Evolutionary Relationship

Black-thighed Puffleg and Chestnut-breasted Whiteface share a common ancestor at the Class level: Aves. (นก)

Conservation Status

Black-thighed Puffleg

NT — Near Threatened

Chestnut-breasted Whiteface

NT — Near Threatened

Physical Characteristics

Attribute	Black-thighed Puffleg	Chestnut-breasted Whiteface
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-thighed Puffleg

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, and Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Chestnut-breasted Whiteface

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Black-thighed Puffleg

An Andean puffleg hummingbird named for the males' distinctive velvety black thighs contrasting with the characteristic white leg feather puffs, black-thighed pufflegs inhabit humid montane forest and forest edges in Ecuador and Colombia at elevations of 1,500–3,500 meters. Males display glittering green plumage with a violet-blue tail. Listed as Near Threatened due to deforestation of the Andean cloud forest, with populations declining as the specialized high-altitude forest habitat is cleared for agriculture.

Chestnut-breasted Whiteface

The Chestnut-breasted Whiteface (Aphelocephala pectoralis) is a species in the genus Aphelocephala. It is currently classified as Near Threatened on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway