Buff-collared Nightjar vs Eurasian beaver

Antrostomus ridgwayi compared with Castor fiber

Key Differences

• Buff-collared Nightjar is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Buff-collared Nightjar	Eurasian beaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Caprimulgiformes (Caprimulgiformes)	Rodentia (Rodents)
Family	Caprimulgidae	Castoridae (Beavers)
Genus	Antrostomus	Castor (Beavers)
Species	Antrostomus ridgwayi	Castor fiber

Evolutionary Relationship

Buff-collared Nightjar and Eurasian beaver share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Buff-collared Nightjar

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Buff-collared Nightjar	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Buff-collared Nightjar

Habitat

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

Range

Found in Norway.

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.

Buff-collared Nightjar

The Buff-Collared Nightjar (Antrostomus ridgwayi) is a species in the genus Antrostomus. It is currently classified as Least Concern on the IUCN Red List. 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.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway