Alder Spittlebug vs Eurasian beaver

Aphrophora alni compared with Castor fiber

Key Differences

• Alder Spittlebug is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Alder Spittlebug	Eurasian beaver
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Arthropoda (節足動物)	Chordata (脊索動物)
Class	Insecta (昆虫)	Mammalia (哺乳類)
Order	Hemiptera (カメムシ目)	Rodentia (ネズミ目)
Family	Aphrophoridae	Castoridae (Beavers)
Genus	Aphrophora	Castor (Beavers)
Species	Aphrophora alni	Castor fiber

Evolutionary Relationship

Alder Spittlebug and Eurasian beaver share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Alder Spittlebug

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Alder Spittlebug	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alder Spittlebug

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (5 countries) and North America (United States).

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.

Alder Spittlebug

The Alder Spittlebug (Aphrophora alni) is a species in the genus Aphrophora. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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