Dusky Leaftosser vs Eurasian beaver

Sclerurus obscurior compared with Castor fiber

Key Differences

• Dusky Leaftosser is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Dusky Leaftosser	Eurasian beaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Passeriformes (Songbirds)	Rodentia (Rodents)
Family	Furnariidae	Castoridae (Beavers)
Genus	Sclerurus	Castor (Beavers)
Species	Sclerurus obscurior	Castor fiber

Evolutionary Relationship

Dusky Leaftosser and Eurasian beaver share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dusky Leaftosser

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Dusky Leaftosser	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dusky Leaftosser

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia and Venezuela.

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.