Buff-collared Nightjar vs common tree frog

Antrostomus ridgwayi compared with Hyla arborea

Key Differences

• Buff-collared Nightjar is Least Concern while common tree frog is Critically Endangered.

Taxonomic Classification

Rank	Buff-collared Nightjar	common tree frog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Amphibia (Amphibians)
Order	Caprimulgiformes (Caprimulgiformes)	Anura (Frogs & Toads)
Family	Caprimulgidae	Hylidae
Genus	Antrostomus	Hyla
Species	Antrostomus ridgwayi	Hyla arborea

Evolutionary Relationship

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

Conservation Status

Buff-collared Nightjar

LC — Least Concern

common tree frog

CR — Critically Endangered

Physical Characteristics

Attribute	Buff-collared Nightjar	common tree frog
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.

common tree frog

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (7 countries). Currently classified as Critically Endangered 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.

common tree frog

common tree frog (Hyla arborea) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.