Ko`oko`olau vs Polynesian rat

Bidens campylotheca compared with Rattus exulans

Key Differences

• Ko`oko`olau is Vulnerable while Polynesian rat is Least Concern.

Taxonomic Classification

Rank	Ko`oko`olau	Polynesian rat
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Mammalia (Mammals)
Order	Asterales (Daisies & Sunflowers)	Rodentia (Rodents)
Family	Asteraceae (Daisy Family)	Muridae (Mice & Rats)
Genus	Bidens	Rattus
Species	Bidens campylotheca	Rattus exulans

Conservation Status

Ko`oko`olau

VU — Vulnerable

Polynesian rat

LC — Least Concern

Physical Characteristics

Attribute	Ko`oko`olau	Polynesian rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ko`oko`olau

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and temperate grasslands and steppes, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Turkey. Currently classified as Vulnerable 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).