Big Brown Bat vs Irrawaddy dolphin

Eptesicus fuscus compared with Orcaella brevirostris

Key Differences

• Big Brown Bat is Least Concern while Irrawaddy dolphin is Endangered.

Taxonomic Classification

Rank	Big Brown Bat	Irrawaddy dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Chiroptera (Bats)	Cetacea (Whales & Dolphins)
Family	Vespertilionidae	Delphinidae (Oceanic Dolphins)
Genus	Eptesicus	Orcaella
Species	Eptesicus fuscus	Orcaella brevirostris

Evolutionary Relationship

Big Brown Bat and Irrawaddy dolphin share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Big Brown Bat

LC — Least Concern

Irrawaddy dolphin

EN — Endangered

Physical Characteristics

Attribute	Big Brown Bat	Irrawaddy dolphin
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.

Irrawaddy dolphin

Habitat

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.