Eurasian beaver vs Marble-faced Bristle-Tyrant

Castor fiber compared with Phylloscartes ophthalmicus

Key Differences

• Eurasian beaver is Vulnerable while Marble-faced Bristle-Tyrant is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Marble-faced Bristle-Tyrant
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Passeriformes (Songbirds)
Family	Castoridae (Beavers)	Tyrannidae
Genus	Castor (Beavers)	Phylloscartes
Species	Castor fiber	Phylloscartes ophthalmicus

Evolutionary Relationship

Eurasian beaver and Marble-faced Bristle-Tyrant share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Eurasian beaver

VU — Vulnerable

Marble-faced Bristle-Tyrant

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Marble-faced Bristle-Tyrant
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.

Marble-faced Bristle-Tyrant

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

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 1 countries:

🇳🇴 Norway