Eurasian beaver vs Mottled Darner

Castor fiber compared with Aeshna clepsydra

Key Differences

• Eurasian beaver is Vulnerable while Mottled Darner is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Mottled Darner
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Odonata (Odonata)
Family	Castoridae (Beavers)	Aeshnidae
Genus	Castor (Beavers)	Aeshna
Species	Castor fiber	Aeshna clepsydra

Evolutionary Relationship

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

Conservation Status

Eurasian beaver

VU — Vulnerable

Mottled Darner

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Mottled Darner
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.

Mottled Darner

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in 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.