Amazonian Marsh Rat vs Feldhamster

Holochilus sciureus compared with Cricetus cricetus

Key Differences

• Amazonian Marsh Rat is Least Concern while Feldhamster is Critically Endangered.

Taxonomic Classification

Rank	Amazonian Marsh Rat	Feldhamster
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class same	Mammalia (Säugetiere)	Mammalia (Säugetiere)
Order same	Rodentia (Nagetiere)	Rodentia (Nagetiere)
Family same	Cricetidae	Cricetidae
Genus	Holochilus	Cricetus
Species	Holochilus sciureus	Cricetus cricetus

Evolutionary Relationship

Amazonian Marsh Rat and Feldhamster share a common ancestor at the Family level: Cricetidae.

Conservation Status

Amazonian Marsh Rat

LC — Least Concern

Feldhamster

CR — Critically Endangered

Physical Characteristics

Attribute	Amazonian Marsh Rat	Feldhamster
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.

Feldhamster

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 8 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, Denmark, Russia, and Ukraine. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.