Azores Noctule vs Big Brown Bat

Nyctalus azoreum compared with Eptesicus fuscus

Key Differences

• Azores Noctule is Vulnerable while Big Brown Bat is Least Concern.

Taxonomic Classification

Rank	Azores Noctule	Big Brown Bat
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class same	Mammalia (포유류)	Mammalia (포유류)
Order same	Chiroptera (박쥐)	Chiroptera (박쥐)
Family same	Vespertilionidae	Vespertilionidae
Genus	Nyctalus	Eptesicus
Species	Nyctalus azoreum	Eptesicus fuscus

Evolutionary Relationship

Azores Noctule and Big Brown Bat share a common ancestor at the Family level: Vespertilionidae.

Conservation Status

Azores Noctule

VU — Vulnerable

Big Brown Bat

LC — Least Concern

Physical Characteristics

Attribute	Azores Noctule	Big Brown Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Azores Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Portugal. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Big Brown Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, Colombia, Ecuador, United States, and Venezuela.

Azores Noctule

The Azores Noctule (Nyctalus azoreum) is a species in the genus Nyctalus. It is currently classified as Vulnerable on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

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.