Eurasian beaver vs Forest Double-collared Sunbird

Castor fiber compared with Cinnyris fuelleborni

Key Differences

• Eurasian beaver is Vulnerable while Forest Double-collared Sunbird is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Forest Double-collared Sunbird
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)	Nectariniidae
Genus	Castor (Beavers)	Cinnyris
Species	Castor fiber	Cinnyris fuelleborni

Evolutionary Relationship

Eurasian beaver and Forest Double-collared Sunbird share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Eurasian beaver

VU — Vulnerable

Forest Double-collared Sunbird

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Forest Double-collared Sunbird
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.

Forest Double-collared Sunbird

Habitat

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

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.