Eurasian beaver vs Gray Asian Grayling

Castor fiber compared with Pseudochazara geyeri

Key Differences

• Eurasian beaver is Vulnerable while Gray Asian Grayling is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Gray Asian Grayling
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Lepidoptera (Butterflies & Moths)
Family	Castoridae (Beavers)	Nymphalidae (Brush-footed Butterflies)
Genus	Castor (Beavers)	Pseudochazara
Species	Castor fiber	Pseudochazara geyeri

Evolutionary Relationship

Eurasian beaver and Gray Asian Grayling share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Eurasian beaver

VU — Vulnerable

Gray Asian Grayling

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Gray Asian Grayling
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.

Gray Asian Grayling

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Albania, Greece, and North Macedonia.

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.