Big Brown Bat vs Striped Ermel

Eptesicus fuscus compared with Ethmia pusiella

Key Differences

• Big Brown Bat is Least Concern while Striped Ermel is Critically Endangered.

Taxonomic Classification

Rank	Big Brown Bat	Striped Ermel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Chiroptera (Bats)	Lepidoptera (Butterflies & Moths)
Family	Vespertilionidae	Ethmiidae
Genus	Eptesicus	Ethmia
Species	Eptesicus fuscus	Ethmia pusiella

Evolutionary Relationship

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

Conservation Status

Big Brown Bat

LC — Least Concern

Striped Ermel

CR — Critically Endangered

Physical Characteristics

Attribute	Big Brown Bat	Striped Ermel
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.

Striped Ermel

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Norway and Sweden. Currently classified as Critically Endangered 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.