Gray-cowled Wood-Rail vs Heavy-browed Mouse Opossum

Aramides cajanea compared with Marmosa andersoni

Key Differences

• Gray-cowled Wood-Rail is Least Concern while Heavy-browed Mouse Opossum is Data Deficient.

Taxonomic Classification

Rank	Gray-cowled Wood-Rail	Heavy-browed Mouse Opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Gruiformes (Gruiformes)	Didelphimorphia (Didelphimorphia)
Family	Rallidae	Didelphidae
Genus	Aramides	Marmosa
Species	Aramides cajanea	Marmosa andersoni

Evolutionary Relationship

Gray-cowled Wood-Rail and Heavy-browed Mouse Opossum share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-cowled Wood-Rail

LC — Least Concern

Heavy-browed Mouse Opossum

DD — Data Deficient

Physical Characteristics

Attribute	Gray-cowled Wood-Rail	Heavy-browed Mouse Opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-cowled Wood-Rail

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Heavy-browed Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.