Black-thighed Puffleg vs Blackthorn Mining Bee

Eriocnemis derbyi compared with Andrena varians

Key Differences

• Black-thighed Puffleg is Near Threatened while Blackthorn Mining Bee is Least Concern.

Taxonomic Classification

Rank	Black-thighed Puffleg	Blackthorn Mining Bee
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Aves (Birds)	Insecta (Insects)
Order	Apodiformes (Apodiformes)	Hymenoptera (Ants, Bees & Wasps)
Family	Trochilidae	Andrenidae
Genus	Eriocnemis	Andrena
Species	Eriocnemis derbyi	Andrena varians

Evolutionary Relationship

Black-thighed Puffleg and Blackthorn Mining Bee share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black-thighed Puffleg

NT — Near Threatened

Blackthorn Mining Bee

LC — Least Concern

Physical Characteristics

Attribute	Black-thighed Puffleg	Blackthorn Mining Bee
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.

Blackthorn Mining Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Luxembourg, Norway, and Sweden.

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.

Blackthorn Mining Bee

The Blackthorn Mining Bee (Andrena varians) is a species in the genus Andrena. It is currently classified as Least Concern on the IUCN Red List. Distributed across Denmark, Luxembourg, Norway, and Sweden.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway