Eurasian beaver vs Green Immigrant Leaf Weevil

Castor fiber compared with Polydrusus formosus

Key Differences

• Eurasian beaver is Vulnerable while Green Immigrant Leaf Weevil is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Green Immigrant Leaf Weevil
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Coleoptera (Beetles)
Family	Castoridae (Beavers)	Curculionidae
Genus	Castor (Beavers)	Polydrusus
Species	Castor fiber	Polydrusus formosus

Evolutionary Relationship

Eurasian beaver and Green Immigrant Leaf Weevil share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Eurasian beaver

VU — Vulnerable

Green Immigrant Leaf Weevil

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Green Immigrant Leaf Weevil
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Green Immigrant Leaf Weevil

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Widely distributed across Asia (Turkey), Europe (31 countries), and North America (Canada, United States).

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