Eastern Small-Footed Bat vs Least Auklet

Myotis leibii compared with Aethia pusilla

Key Differences

• Eastern Small-Footed Bat is Endangered while Least Auklet is Least Concern.

Taxonomic Classification

Rank	Eastern Small-Footed Bat	Least Auklet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Charadriiformes (Charadriiformes)
Family	Vespertilionidae	Alcidae
Genus	Myotis	Aethia
Species	Myotis leibii	Aethia pusilla

Evolutionary Relationship

Eastern Small-Footed Bat and Least Auklet share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Eastern Small-Footed Bat

EN — Endangered

Least Auklet

LC — Least Concern

Physical Characteristics

Attribute	Eastern Small-Footed Bat	Least Auklet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eastern Small-Footed Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Least Auklet

Habitat

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

Range

Found in Norway.