Blackthorn Mining Bee vs Eurasian beaver

Andrena varians compared with Castor fiber

Key Differences

• Blackthorn Mining Bee is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Blackthorn Mining Bee	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	Hymenoptera (ハチ目)	Rodentia (ネズミ目)
Family	Andrenidae	Castoridae (Beavers)
Genus	Andrena	Castor (Beavers)
Species	Andrena varians	Castor fiber

Evolutionary Relationship

Blackthorn Mining Bee and Eurasian beaver share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Blackthorn Mining Bee

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Blackthorn Mining Bee	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blackthorn Mining Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Luxembourg, Norway, and Sweden.

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.

Blackthorn Mining Bee

The Blackthorn Mining Bee (Andrena varians) is a species in the genus Andrena. It is currently classified as Least Concern on the IUCN Red List. Distributed across Denmark, Luxembourg, 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 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden