Big Brown Bat vs Cook's Swift

Eptesicus fuscus compared with Apus cooki

Key Differences

• Big Brown Bat is Least Concern while Cook's Swift is Not Evaluated.

Taxonomic Classification

Rank	Big Brown Bat	Cook's Swift
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Apodiformes (Apodiformes)
Family	Vespertilionidae	Apodidae
Genus	Eptesicus	Apus
Species	Eptesicus fuscus	Apus cooki

Evolutionary Relationship

Big Brown Bat and Cook's Swift share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Big Brown Bat

LC — Least Concern

Cook's Swift

NE — Not Evaluated

Physical Characteristics

Attribute	Big Brown Bat	Cook's Swift
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big Brown Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, Colombia, Ecuador, United States, and Venezuela.

Cook's Swift

Habitat

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

Range

Found in Norway.

Big Brown Bat

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