Eurasian beaver vs Iris Flea Beetle

Castor fiber compared with Aphthona nonstriata

Key Differences

• Eurasian beaver is Vulnerable while Iris Flea Beetle is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Iris Flea Beetle
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Chordata (脊索動物)	Arthropoda (節足動物)
Class	Mammalia (哺乳類)	Insecta (昆虫)
Order	Rodentia (ネズミ目)	Coleoptera (コウチュウ目)
Family	Castoridae (Beavers)	Chrysomelidae
Genus	Castor (Beavers)	Aphthona
Species	Castor fiber	Aphthona nonstriata

Evolutionary Relationship

Eurasian beaver and Iris Flea Beetle share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Eurasian beaver

VU — Vulnerable

Iris Flea Beetle

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Iris Flea Beetle
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.

Iris Flea Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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。

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden