Big Brown Bat vs Irish Major

Eptesicus fuscus compared with Oxycera fallenii

Key Differences

• Big Brown Bat is Least Concern while Irish Major is Vulnerable.

Taxonomic Classification

Rank	Big Brown Bat	Irish Major
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Chiroptera (Bats)	Diptera (Diptera)
Family	Vespertilionidae	Stratiomyidae
Genus	Eptesicus	Oxycera
Species	Eptesicus fuscus	Oxycera fallenii

Evolutionary Relationship

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

Conservation Status

Big Brown Bat

LC — Least Concern

Irish Major

VU — Vulnerable

Physical Characteristics

Attribute	Big Brown Bat	Irish Major
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.

Irish Major

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, and Sweden. 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.