Eurasian Marsh-Harrier vs Polynesian rat

Circus aeruginosus compared with Rattus exulans

Key Differences

Eurasian Marsh-Harrier is Endangered while Polynesian rat is Least Concern.

Taxonomic Classification

Rank	Eurasian Marsh-Harrier	Polynesian rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Accipitriformes (Hawks & Eagles)	Rodentia (Rodents)
Family	Accipitridae (Hawks & Eagles)	Muridae (Mice & Rats)
Genus	Circus	Rattus
Species	Circus aeruginosus	Rattus exulans

Evolutionary Relationship

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

View Phylum: Chordata

Conservation Status

Eurasian Marsh-Harrier

EN — Endangered

Polynesian rat

LC — Least Concern

Physical Characteristics

Attribute	Eurasian Marsh-Harrier	Polynesian rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Polynesian rat

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical coniferous forests, among 4 distinct biome types spanning the Australasia and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (6 countries), Europe (United Kingdom), North America (United States), Oceania and the Pacific (11 countries), and South America (Chile).

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.