dark crimson underwing vs Eurasian beaver

Catocala sponsa compared with Castor fiber

Key Differences

• dark crimson underwing is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	dark crimson underwing	Eurasian beaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Rodentia (Rodents)
Family	Erebidae	Castoridae (Beavers)
Genus	Catocala	Castor (Beavers)
Species	Catocala sponsa	Castor fiber

Evolutionary Relationship

dark crimson underwing and Eurasian beaver share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

dark crimson underwing

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	dark crimson underwing	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

dark crimson underwing

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and Ukraine.

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.

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