Big Brown Bat vs Gray Field Slug

Eptesicus fuscus compared with Deroceras reticulatum

Taxonomic Classification

Rank	Big Brown Bat	Gray Field Slug
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Chiroptera (Bats)	Stylommatophora (Stylommatophora)
Family	Vespertilionidae	Agriolimacidae
Genus	Eptesicus	Deroceras
Species	Eptesicus fuscus	Deroceras reticulatum

Evolutionary Relationship

Big Brown Bat and Gray Field Slug share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Big Brown Bat

LC — Least Concern

Gray Field Slug

LC — Least Concern

Physical Characteristics

Attribute	Big Brown Bat	Gray Field Slug
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 Field Slug

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and deserts and xeric shrublands within the Indomalayan biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (South Africa), Asia (Israel, Sri Lanka, Taiwan), Europe (11 countries), North America (United States), Oceania and the Pacific (New Zealand), and South America (4 countries).

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 3 countries:

🇧🇪 Belgium 🇨🇴 Colombia 🇺🇸 United States