floating crystalwort vs Polynesian rat

Riccia fluitans compared with Rattus exulans

Key Differences

floating crystalwort is Near Threatened while Polynesian rat is Least Concern.

Taxonomic Classification

Rank	floating crystalwort	Polynesian rat
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Marchantiophyta (liverwort)	Chordata (Chordates)
Class	Marchantiopsida (Marchantiopsida)	Mammalia (Mammals)
Order	Marchantiales (Marchantiales)	Rodentia (Rodents)
Family	Ricciaceae	Muridae (Mice & Rats)
Genus	Riccia	Rattus
Species	Riccia fluitans	Rattus exulans

Conservation Status

floating crystalwort

NT — Near Threatened

Polynesian rat

LC — Least Concern

Physical Characteristics

Attribute	floating crystalwort	Polynesian rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

floating crystalwort

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (7 countries), North America (United States), and South America (Chile). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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).