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 (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Hemiptera (Hemiptera)	Rodentia (Rodents)
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. (Animals)

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

Eurasian beaver (Castor fiber) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.

Shared Countries

Both species can be found in 4 countries:

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