Derby s Woolly Opossum vs Gray-cowled Wood-Rail

Caluromys derbianus compared with Aramides cajanea

Taxonomic Classification

Rank	Derby s Woolly Opossum	Gray-cowled Wood-Rail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Didelphimorphia (Didelphimorphia)	Gruiformes (Gruiformes)
Family	Didelphidae	Rallidae
Genus	Caluromys	Aramides
Species	Caluromys derbianus	Aramides cajanea

Evolutionary Relationship

Derby s Woolly Opossum and Gray-cowled Wood-Rail share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Derby s Woolly Opossum

LC — Least Concern

Gray-cowled Wood-Rail

LC — Least Concern

Physical Characteristics

Attribute	Derby s Woolly Opossum	Gray-cowled Wood-Rail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Derby s Woolly Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

Gray-cowled Wood-Rail

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

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.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇪🇨 Ecuador