Eurasian beaver vs Japanese Stream Toad

Castor fiber compared with Bufo torrenticola

Key Differences

• Eurasian beaver is Vulnerable while Japanese Stream Toad is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Japanese Stream Toad
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Anura (Frogs & Toads)
Family	Castoridae (Beavers)	Bufonidae
Genus	Castor (Beavers)	Bufo
Species	Castor fiber	Bufo torrenticola

Evolutionary Relationship

Eurasian beaver and Japanese Stream Toad share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Eurasian beaver

VU — Vulnerable

Japanese Stream Toad

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Japanese Stream Toad
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.

Japanese Stream Toad

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

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.