Big Brown Bat vs Gray Flying Fox

Eptesicus fuscus compared with Pteropus griseus

Key Differences

• Big Brown Bat is Least Concern while Gray Flying Fox is Vulnerable.

Taxonomic Classification

Rank	Big Brown Bat	Gray Flying Fox
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Chiroptera (Bats)	Chiroptera (Bats)
Family	Vespertilionidae	Pteropodidae (Fruit Bats)
Genus	Eptesicus	Pteropus (Flying Foxes)
Species	Eptesicus fuscus	Pteropus griseus

Evolutionary Relationship

Big Brown Bat and Gray Flying Fox share a common ancestor at the Order level: Chiroptera. (Bats)

Conservation Status

Big Brown Bat

LC — Least Concern

Gray Flying Fox

VU — Vulnerable

Physical Characteristics

Attribute	Big Brown Bat	Gray Flying Fox
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 Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.