Eurasian beaver vs Nigerian Free-tailed Bat

Castor fiber compared with Chaerephon nigeriae

Key Differences

• Eurasian beaver is Vulnerable while Nigerian Free-tailed Bat is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Nigerian Free-tailed 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)	Molossidae
Genus	Castor (Beavers)	Chaerephon
Species	Castor fiber	Chaerephon nigeriae

Evolutionary Relationship

Eurasian beaver and Nigerian Free-tailed Bat share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Eurasian beaver

VU — Vulnerable

Nigerian Free-tailed Bat

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Nigerian Free-tailed 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.

Nigerian Free-tailed Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.