Dark Dwarf vs Eurasian beaver

Elachista subnigrella compared with Castor fiber

Taxonomic Classification

Rank	Dark Dwarf	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	Elachistidae	Castoridae (Beavers)
Genus	Elachista	Castor (Beavers)
Species	Elachista subnigrella	Castor fiber

Evolutionary Relationship

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

Conservation Status

Dark Dwarf

VU — Vulnerable

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Dark Dwarf	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dark Dwarf

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its 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.

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