Big Brown Bat vs Dusky arion

Eptesicus fuscus compared with Arion subfuscus

Key Differences

• Big Brown Bat is Least Concern while Dusky arion is Data Deficient.

Taxonomic Classification

Rank	Big Brown Bat	Dusky arion
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Chiroptera (Bats)	Stylommatophora (Stylommatophora)
Family	Vespertilionidae	Arionidae
Genus	Eptesicus	Arion
Species	Eptesicus fuscus	Arion subfuscus

Evolutionary Relationship

Big Brown Bat and Dusky arion share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Big Brown Bat

LC — Least Concern

Dusky arion

DD — Data Deficient

Physical Characteristics

Attribute	Big Brown Bat	Dusky arion
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.

Dusky arion

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Found across Europe (5 countries) and North America (United States).

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 2 countries:

🇧🇪 Belgium 🇺🇸 United States