Buff-tailed Mining Bee vs Eurasian beaver

Andrena humilis compared with Castor fiber

Key Differences

• Buff-tailed Mining Bee is Extinct while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Buff-tailed Mining Bee	Eurasian beaver
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Arthropoda (节肢动物门)	Chordata (脊索动物门)
Class	Insecta (昆蟲綱)	Mammalia (哺乳動物)
Order	Hymenoptera (膜翅目)	Rodentia (啮齿目)
Family	Andrenidae	Castoridae (Beavers)
Genus	Andrena	Castor (Beavers)
Species	Andrena humilis	Castor fiber

Evolutionary Relationship

Buff-tailed Mining Bee and Eurasian beaver share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

Buff-tailed Mining Bee

EX — Extinct

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Buff-tailed Mining Bee	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Buff-tailed Mining Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, 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.

Buff-tailed Mining Bee

The Buff-Tailed Mining Bee (Andrena humilis) is a species in the genus Andrena. It is currently classified as Extinct on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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 4 countries:

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