Eurasian beaver vs Mountain Clouded Yellow

Castor fiber compared with Colias phicomone

Key Differences

• Eurasian beaver is Vulnerable while Mountain Clouded Yellow is Near Threatened.

Taxonomic Classification

Rank	Eurasian beaver	Mountain Clouded Yellow
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum	Chordata (حبليات)	Arthropoda (مفصليات الأرجل)
Class	Mammalia (ثدييات)	Insecta (حشرات)
Order	Rodentia (قوارض)	Lepidoptera (حرشفيات الأجنحة)
Family	Castoridae (Beavers)	Pieridae
Genus	Castor (Beavers)	Colias
Species	Castor fiber	Colias phicomone

Evolutionary Relationship

Eurasian beaver and Mountain Clouded Yellow share a common ancestor at the Kingdom level: Animalia. (حيوانات)

Conservation Status

Eurasian beaver

VU — Vulnerable

Mountain Clouded Yellow

NT — Near Threatened

Physical Characteristics

Attribute	Eurasian beaver	Mountain Clouded Yellow
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.

Mountain Clouded Yellow

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (10 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.