Big Brown Bat vs Cownose ray

Eptesicus fuscus compared with Rhinoptera javanica

Key Differences

• Big Brown Bat is Least Concern while Cownose ray is Endangered.

Taxonomic Classification

Rank	Big Brown Bat	Cownose ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Chiroptera (Bats)	Myliobatiformes (Myliobatiformes)
Family	Vespertilionidae	Myliobatidae
Genus	Eptesicus	Rhinoptera
Species	Eptesicus fuscus	Rhinoptera javanica

Evolutionary Relationship

Big Brown Bat and Cownose ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Big Brown Bat

LC — Least Concern

Cownose ray

EN — Endangered

Physical Characteristics

Attribute	Big Brown Bat	Cownose ray
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.

Cownose ray

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan. Currently classified as 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.