Buff-collared Nightjar vs dwarf milkweed

Antrostomus ridgwayi compared with Asclepias ovalifolia

Key Differences

• Buff-collared Nightjar is Least Concern while dwarf milkweed is Not Evaluated.

Taxonomic Classification

Rank	Buff-collared Nightjar	dwarf milkweed
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Aves (Birds)	Magnoliopsida (Dicots)
Order	Caprimulgiformes (Caprimulgiformes)	Gentianales (Gentianales)
Family	Caprimulgidae	Apocynaceae
Genus	Antrostomus	Asclepias
Species	Antrostomus ridgwayi	Asclepias ovalifolia

Conservation Status

Buff-collared Nightjar

LC — Least Concern

dwarf milkweed

NE — Not Evaluated

Physical Characteristics

Attribute	Buff-collared Nightjar	dwarf milkweed
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.

dwarf milkweed

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Found in Canada.

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.