chauve-souris argentée vs Érione de Derby

Lasionycteris noctivagans compared with Eriocnemis derbyi

Key Differences

• chauve-souris argentée is Least Concern while Érione de Derby is Near Threatened.

Taxonomic Classification

Rank	chauve-souris argentée	Érione de Derby
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (mammifères)	Aves (oiseau)
Order	Chiroptera (Bats)	Apodiformes (Apodiformes)
Family	Vespertilionidae	Trochilidae
Genus	Lasionycteris	Eriocnemis
Species	Lasionycteris noctivagans	Eriocnemis derbyi

Evolutionary Relationship

chauve-souris argentée and Érione de Derby share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

chauve-souris argentée

LC — Least Concern

Érione de Derby

NT — Near Threatened

Physical Characteristics

Attribute	chauve-souris argentée	Érione de Derby
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

chauve-souris argentée

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.

Érione de Derby

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.

chauve-souris argentée

The Black Bat (Lasionycteris noctivagans) is a species in the genus Lasionycteris. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Érione de Derby

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.