Eurasian beaver vs Smith's False Brook Salamander

Castor fiber compared with Pseudoeurycea smithi

Key Differences

• Eurasian beaver is Vulnerable while Smith's False Brook Salamander is Critically Endangered.

Taxonomic Classification

Rank	Eurasian beaver	Smith's False Brook Salamander
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class	Mammalia (lớp Thú)	Amphibia (động vật lưỡng cư)
Order	Rodentia (Bộ Gặm nhấm)	Caudata (Bộ Có đuôi)
Family	Castoridae (Beavers)	Plethodontidae
Genus	Castor (Beavers)	Pseudoeurycea
Species	Castor fiber	Pseudoeurycea smithi

Evolutionary Relationship

Eurasian beaver and Smith's False Brook Salamander share a common ancestor at the Phylum level: Chordata. (động vật có dây sống)

Conservation Status

Eurasian beaver

VU — Vulnerable

Smith's False Brook Salamander

CR — Critically Endangered

Physical Characteristics

Attribute	Eurasian beaver	Smith's False Brook Salamander
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.

Smith's False Brook Salamander

Habitat

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

Range

Found in Mexico. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.