Eurasian beaver vs カオグロクイナ

Castor fiber compared with Porzana carolina

Key Differences

• Eurasian beaver is Vulnerable while カオグロクイナ is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	カオグロクイナ
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Aves (鳥類)
Order	Rodentia (ネズミ目)	Gruiformes (ツル目)
Family	Castoridae (Beavers)	Rallidae
Genus	Castor (Beavers)	Porzana
Species	Castor fiber	Porzana carolina

Evolutionary Relationship

Eurasian beaver and カオグロクイナ share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Eurasian beaver

VU — Vulnerable

カオグロクイナ

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	カオグロクイナ
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.

カオグロクイナ

Habitat

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

Range

Widely distributed across Europe (Norway, Sweden), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Eurasian beaver

ユーラシアビーバー（Castor fiber）はIUCNレッドリストで絶滅危惧II類（VU）に分類されています。個体群の減少と生息地への圧力の増大により、野生での絶滅危険度が高い状況に直面しています。

カオグロクイナ

ソラ(Porzana carolina)はIUCNレッドリストで軽度懸念(LC)に分類されている。分布域全体にわたって広く分布し個体数が豊富で、個体数は安定しており直接的な保全上の懸念はない。

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden