Amazonian Marsh Rat vs Spectacled Eider

Holochilus sciureus compared with Somateria fischeri

Key Differences

• Amazonian Marsh Rat is Least Concern while Spectacled Eider is Not Evaluated.

Taxonomic Classification

Rank	Amazonian Marsh Rat	Spectacled Eider
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	Somateria
Species	Holochilus sciureus	Somateria fischeri

Evolutionary Relationship

Amazonian Marsh Rat and Spectacled Eider share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Amazonian Marsh Rat

LC — Least Concern

Spectacled Eider

NE — Not Evaluated

Physical Characteristics

Attribute	Amazonian Marsh Rat	Spectacled Eider
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.

Spectacled Eider

Habitat

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

Range

Distributed across Norway and Sweden.

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.