Amazonian Marsh Rat vs Eurasian Marsh-Harrier

Holochilus sciureus compared with Circus aeruginosus

Key Differences

• Amazonian Marsh Rat is Least Concern while Eurasian Marsh-Harrier is Endangered.

Taxonomic Classification

Rank	Amazonian Marsh Rat	Eurasian Marsh-Harrier
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Accipitriformes (Hawks & Eagles)
Family	Cricetidae	Accipitridae (Hawks & Eagles)
Genus	Holochilus	Circus
Species	Holochilus sciureus	Circus aeruginosus

Evolutionary Relationship

Amazonian Marsh Rat and Eurasian Marsh-Harrier share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Amazonian Marsh Rat

LC — Least Concern

Eurasian Marsh-Harrier

EN — Endangered

Physical Characteristics

Attribute	Amazonian Marsh Rat	Eurasian Marsh-Harrier
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.

Eurasian Marsh-Harrier

Habitat

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

Range

Found across Asia (Taiwan) and Europe (6 countries). Currently classified as 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.

Eurasian Marsh-Harrier

Eurasian Marsh-Harrier (Circus aeruginosus) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.