Big Brown Bat vs Brown Ear

Eptesicus fuscus compared with Otidea cochleata

Key Differences

• Big Brown Bat is Least Concern while Brown Ear is Vulnerable.

Taxonomic Classification

Rank	Big Brown Bat	Brown Ear
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Pezizomycetes (Pezizomycetes)
Order	Chiroptera (Bats)	Pezizales (Pezizales)
Family	Vespertilionidae	Otideaceae
Genus	Eptesicus	Otidea
Species	Eptesicus fuscus	Otidea cochleata

Conservation Status

Big Brown Bat

LC — Least Concern

Brown Ear

VU — Vulnerable

Physical Characteristics

Attribute	Big Brown Bat	Brown Ear
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.

Brown Ear

Habitat

Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (United States). 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.

Brown Ear

The Brown Ear (Otidea cochleata) is a species in the genus Otidea. It is currently classified as Vulnerable on the IUCN Red List. Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇺🇸 United States