Eurasian beaver vs 灰噪鴉

Castor fiber compared with Perisoreus canadensis

Key Differences

• Eurasian beaver is Vulnerable while 灰噪鴉 is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	灰噪鴉
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class	Mammalia (哺乳動物)	Aves (鳥綱)
Order	Rodentia (啮齿目)	Passeriformes (雀形目)
Family	Castoridae (Beavers)	Corvidae (Crows & Ravens)
Genus	Castor (Beavers)	Perisoreus
Species	Castor fiber	Perisoreus canadensis

Evolutionary Relationship

Eurasian beaver and 灰噪鴉 share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

Eurasian beaver

VU — Vulnerable

灰噪鴉

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	灰噪鴉
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.

灰噪鴉

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Norway and United States.

Eurasian beaver

欧亚河狸（Castor fiber）在IUCN红色名录中被列为易危（VU）。面临野外高度濒危风险，种群数量下降，栖息地压力日益增大。

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway