Andean Cottontail vs Black-thighed Puffleg

Sylvilagus andinus compared with Eriocnemis derbyi

Key Differences

• Andean Cottontail is Data Deficient while Black-thighed Puffleg is Near Threatened.

Taxonomic Classification

Rank	Andean Cottontail	Black-thighed Puffleg
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Lagomorpha (Rabbits & Hares)	Apodiformes (Apodiformes)
Family	Leporidae (Rabbits & Hares)	Trochilidae
Genus	Sylvilagus	Eriocnemis
Species	Sylvilagus andinus	Eriocnemis derbyi

Evolutionary Relationship

Andean Cottontail and Black-thighed Puffleg share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Andean Cottontail

DD — Data Deficient

Black-thighed Puffleg

NT — Near Threatened

Physical Characteristics

Attribute	Andean Cottontail	Black-thighed Puffleg
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Andean Cottontail

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

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.

Andean Cottontail

The Andean Cottontail (Sylvilagus andinus) is a species in the genus Sylvilagus. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment. 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.

Shared Countries

Both species can be found in 1 countries:

🇪🇨 Ecuador