common tree frog vs Gray-cowled Wood-Rail

Hyla arborea compared with Aramides cajanea

Key Differences

• common tree frog is Critically Endangered while Gray-cowled Wood-Rail is Least Concern.

Taxonomic Classification

Rank	common tree frog	Gray-cowled Wood-Rail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Aves (Birds)
Order	Anura (Frogs & Toads)	Gruiformes (Gruiformes)
Family	Hylidae	Rallidae
Genus	Hyla	Aramides
Species	Hyla arborea	Aramides cajanea

Evolutionary Relationship

common tree frog and Gray-cowled Wood-Rail share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

common tree frog

CR — Critically Endangered

Gray-cowled Wood-Rail

LC — Least Concern

Physical Characteristics

Attribute	common tree frog	Gray-cowled Wood-Rail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Gray-cowled Wood-Rail

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

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.

Gray-cowled Wood-Rail

Gray-cowled Wood-Rail (Aramides cajanea) 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.