Buff-collared Nightjar vs Harmless Serotine

Antrostomus ridgwayi compared with Eptesicus innoxius

Key Differences

• Buff-collared Nightjar is Least Concern while Harmless Serotine is Near Threatened.

Taxonomic Classification

Rank	Buff-collared Nightjar	Harmless Serotine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Caprimulgiformes (Caprimulgiformes)	Chiroptera (Bats)
Family	Caprimulgidae	Vespertilionidae
Genus	Antrostomus	Eptesicus
Species	Antrostomus ridgwayi	Eptesicus innoxius

Evolutionary Relationship

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

Conservation Status

Buff-collared Nightjar

LC — Least Concern

Harmless Serotine

NT — Near Threatened

Physical Characteristics

Attribute	Buff-collared Nightjar	Harmless Serotine
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.

Harmless Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.