Polynesian rat vs Sharp-Scaly Pholiota

Rattus exulans compared with Pholiota squarrosoides

Key Differences

Polynesian rat is Least Concern while Sharp-Scaly Pholiota is Critically Endangered.

Taxonomic Classification

Rank	Polynesian rat	Sharp-Scaly Pholiota
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Rodentia (Rodents)	Agaricales (Gilled Mushrooms)
Family	Muridae (Mice & Rats)	Strophariaceae
Genus	Rattus	Pholiota
Species	Rattus exulans	Pholiota squarrosoides

Conservation Status

Polynesian rat

LC — Least Concern

Sharp-Scaly Pholiota

CR — Critically Endangered

Physical Characteristics

Attribute	Polynesian rat	Sharp-Scaly Pholiota
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).

Sharp-Scaly Pholiota

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark, Norway, Sweden, and United States. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.