Aphid vs Eurasian beaver

Dysaphis pyri compared with Castor fiber

Key Differences

• Aphid is Not Evaluated while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Aphid	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	Hemiptera (半翅目)	Rodentia (啮齿目)
Family	Aphididae	Castoridae (Beavers)
Genus	Dysaphis	Castor (Beavers)
Species	Dysaphis pyri	Castor fiber

Evolutionary Relationship

Aphid and Eurasian beaver share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

Aphid

NE — Not Evaluated

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Aphid	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Aphid

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, Portugal, and 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.

Aphid

The Aphid (Dysaphis pyri) is a species in the genus Dysaphis. 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 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal