Eurasian beaver vs Scallop Shell

Castor fiber compared with Rheumaptera undulata

Key Differences

• Eurasian beaver is Vulnerable while Scallop Shell is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Scallop Shell
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum	Chordata (хордовые)	Arthropoda (членистоногие)
Class	Mammalia (млекопитающие)	Insecta (насекомые)
Order	Rodentia (грызуны)	Lepidoptera (чешуекрылые)
Family	Castoridae (Beavers)	Geometridae
Genus	Castor (Beavers)	Rheumaptera
Species	Castor fiber	Rheumaptera undulata

Evolutionary Relationship

Eurasian beaver and Scallop Shell share a common ancestor at the Kingdom level: Animalia. (животные)

Conservation Status

Eurasian beaver

VU — Vulnerable

Scallop Shell

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Scallop Shell
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.

Scallop Shell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Canada, Denmark, Norway, and 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 2 countries:

🇩🇰 Denmark 🇳🇴 Norway