Common Goldenring vs Polynesian rat

Cordulegaster boltonii compared with Rattus exulans

Key Differences

• Common Goldenring is Endangered while Polynesian rat is Least Concern.

Taxonomic Classification

Rank	Common Goldenring	Polynesian rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Odonata (Odonata)	Rodentia (Rodents)
Family	Cordulegastridae	Muridae (Mice & Rats)
Genus	Cordulegaster	Rattus
Species	Cordulegaster boltonii	Rattus exulans

Evolutionary Relationship

Common Goldenring and Polynesian rat share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Common Goldenring

EN — Endangered

Polynesian rat

LC — Least Concern

Physical Characteristics

Attribute	Common Goldenring	Polynesian rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Goldenring

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across 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).

Common Goldenring

Common Goldenring (Cordulegaster boltonii) 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.