Eurasian beaver vs Little Big-eyed Bat

Castor fiber compared with Chiroderma trinitatum

Key Differences

• Eurasian beaver is Vulnerable while Little Big-eyed Bat is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Little Big-eyed Bat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Chiroptera (Bats)
Family	Castoridae (Beavers)	Phyllostomidae
Genus	Castor (Beavers)	Chiroderma
Species	Castor fiber	Chiroderma trinitatum

Evolutionary Relationship

Eurasian beaver and Little Big-eyed Bat share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Eurasian beaver

VU — Vulnerable

Little Big-eyed Bat

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Little Big-eyed Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eurasian beaver

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Little Big-eyed Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Eurasian beaver

Eurasian beaver (Castor fiber) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.