Black-thighed Puffleg vs Chinese Red Pika

Eriocnemis derbyi compared with Ochotona erythrotis

Key Differences

• Black-thighed Puffleg is Near Threatened while Chinese Red Pika is Least Concern.

Taxonomic Classification

Rank	Black-thighed Puffleg	Chinese Red Pika
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Apodiformes (Apodiformes)	Lagomorpha (Rabbits & Hares)
Family	Trochilidae	Ochotonidae
Genus	Eriocnemis	Ochotona
Species	Eriocnemis derbyi	Ochotona erythrotis

Evolutionary Relationship

Black-thighed Puffleg and Chinese Red Pika share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black-thighed Puffleg

NT — Near Threatened

Chinese Red Pika

LC — Least Concern

Physical Characteristics

Attribute	Black-thighed Puffleg	Chinese Red Pika
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.

Chinese Red Pika

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

Chinese Red Pika

The Chinese Red Pika (Ochotona erythrotis) is a species in the genus Ochotona. It is currently classified as Least Concern on the IUCN Red List.