Bolivar Rice Rat vs Eurasian beaver

Transandinomys bolivaris compared with Castor fiber

Key Differences

• Bolivar Rice Rat is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Bolivar Rice Rat	Eurasian beaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family	Cricetidae	Castoridae (Beavers)
Genus	Transandinomys	Castor (Beavers)
Species	Transandinomys bolivaris	Castor fiber

Evolutionary Relationship

Bolivar Rice Rat and Eurasian beaver share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Bolivar Rice Rat

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Bolivar Rice Rat	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bolivar Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

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.

Bolivar Rice Rat

The Bolivar Rice Rat (Transandinomys bolivaris) is a species in the genus Transandinomys. It is currently classified as Least Concern on the IUCN Red List. 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.