Eurasian beaver vs Marbled Button

Castor fiber compared with Acleris maccana

Key Differences

• Eurasian beaver is Vulnerable while Marbled Button is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Marbled Button
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Lepidoptera (Butterflies & Moths)
Family	Castoridae (Beavers)	Tortricidae
Genus	Castor (Beavers)	Acleris
Species	Castor fiber	Acleris maccana

Evolutionary Relationship

Eurasian beaver and Marbled Button share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Eurasian beaver

VU — Vulnerable

Marbled Button

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Marbled Button
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.

Marbled Button

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Canada, Denmark, Norway, Sweden, 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 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden