Eurasian beaver vs Olive-tree Warbler

Castor fiber compared with Hippolais olivetorum

Key Differences

• Eurasian beaver is Vulnerable while Olive-tree Warbler is Not Evaluated.

Taxonomic Classification

Rank	Eurasian beaver	Olive-tree Warbler
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)	Acrocephalidae
Genus	Castor (Beavers)	Hippolais
Species	Castor fiber	Hippolais olivetorum

Evolutionary Relationship

Eurasian beaver and Olive-tree Warbler share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Eurasian beaver

VU — Vulnerable

Olive-tree Warbler

NE — Not Evaluated

Physical Characteristics

Attribute	Eurasian beaver	Olive-tree Warbler
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.

Olive-tree Warbler

Habitat

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

Range

Distributed across Norway, South Sudan, and Sweden.

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 2 countries:

🇳🇴 Norway 🇸🇪 Sweden