Polynesian rat vs Thread Weed

Rattus exulans compared with Ulva compressa

Taxonomic Classification

Rank	Polynesian rat	Thread Weed
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Chlorophyta (Chlorophyta)
Class	Mammalia (Mammals)	Ulvophyceae (Ulvophyceae)
Order	Rodentia (Rodents)	Ulvales (Ulvales)
Family	Muridae (Mice & Rats)	Ulvaceae
Genus	Rattus	Ulva
Species	Rattus exulans	Ulva compressa

Conservation Status

Polynesian rat

LC — Least Concern

Thread Weed

LC — Least Concern

Physical Characteristics

Attribute	Polynesian rat	Thread Weed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic 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).

Thread Weed

Habitat

Native to Asia and Europe and Oceania, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), Oceania and the Pacific (New Zealand), and South America (Brazil).

Shared Countries

Both species can be found in 2 countries:

🇳🇿 New Zealand 🇹🇼 Taiwan