Eurasian beaver vs Red-billed Quelea

Castor fiber compared with Quelea quelea

Key Differences

• Eurasian beaver is Vulnerable while Red-billed Quelea is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Red-billed Quelea
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)	Ploceidae
Genus	Castor (Beavers)	Quelea
Species	Castor fiber	Quelea quelea

Evolutionary Relationship

Eurasian beaver and Red-billed Quelea share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Eurasian beaver

VU — Vulnerable

Red-billed Quelea

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Red-billed Quelea
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.

Red-billed Quelea

Habitat

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

Range

Widely distributed across Africa (Cameroon, Gambia), Asia (United Arab Emirates), and Europe (7 countries).

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.

Red-billed Quelea

Red-billed Quelea (Quelea quelea) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇳🇴 Norway 🇵🇹 Portugal