Amazonian Marsh Rat vs Barrow's Goldeneye

Holochilus sciureus compared with Bucephala islandica

Key Differences

• Amazonian Marsh Rat is Least Concern while Barrow's Goldeneye is Not Evaluated.

Taxonomic Classification

Rank	Amazonian Marsh Rat	Barrow's Goldeneye
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Anseriformes (Anseriformes)
Family	Cricetidae	Anatidae
Genus	Holochilus	Bucephala
Species	Holochilus sciureus	Bucephala islandica

Evolutionary Relationship

Amazonian Marsh Rat and Barrow's Goldeneye share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Amazonian Marsh Rat

LC — Least Concern

Barrow's Goldeneye

NE — Not Evaluated

Physical Characteristics

Attribute	Amazonian Marsh Rat	Barrow's Goldeneye
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazonian Marsh Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Barrow's Goldeneye

Habitat

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

Range

Found across Europe (8 countries) and North America (United States).

Amazonian Marsh Rat

The Amazonian Marsh Rat (Holochilus sciureus) is a species in the genus Holochilus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Barrow's Goldeneye

Barrow's Goldeneye (Bucephala islandica) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.