Big Brown Bat vs Gray-footed Spiny-rat

Eptesicus fuscus compared with Proechimys poliopus

Key Differences

• Big Brown Bat is Least Concern while Gray-footed Spiny-rat is Vulnerable.

Taxonomic Classification

Rank	Big Brown Bat	Gray-footed Spiny-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Chiroptera (Bats)	Rodentia (Rodents)
Family	Vespertilionidae	Echimyidae
Genus	Eptesicus	Proechimys
Species	Eptesicus fuscus	Proechimys poliopus

Evolutionary Relationship

Big Brown Bat and Gray-footed Spiny-rat share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Big Brown Bat

LC — Least Concern

Gray-footed Spiny-rat

VU — Vulnerable

Physical Characteristics

Attribute	Big Brown Bat	Gray-footed Spiny-rat
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.

Gray-footed Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

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.

Shared Countries

Both species can be found in 1 countries:

🇻🇪 Venezuela