Eurasian beaver vs Omura's Whale

Castor fiber compared with Balaenoptera omurai

Key Differences

• Eurasian beaver is Vulnerable while Omura's Whale is Data Deficient.

Taxonomic Classification

Rank	Eurasian beaver	Omura's Whale
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Cetacea (Whales & Dolphins)
Family	Castoridae (Beavers)	Balaenopteridae (Rorquals)
Genus	Castor (Beavers)	Balaenoptera (Rorquals)
Species	Castor fiber	Balaenoptera omurai

Evolutionary Relationship

Eurasian beaver and Omura's Whale share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Eurasian beaver

VU — Vulnerable

Omura's Whale

DD — Data Deficient

Physical Characteristics

Attribute	Eurasian beaver	Omura's Whale
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.

Omura's Whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Taiwan.

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.