Eurasian beaver vs Little Mexican Toad

Castor fiber compared with Anaxyrus kelloggi

Key Differences

• Eurasian beaver is Vulnerable while Little Mexican Toad is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Little Mexican 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)	Anaxyrus
Species	Castor fiber	Anaxyrus kelloggi

Evolutionary Relationship

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

Conservation Status

Eurasian beaver

VU — Vulnerable

Little Mexican Toad

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Little Mexican 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.

Little Mexican Toad

Habitat

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

Range

Found in Mexico.

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.