Polynesian rat vs Rough Speckled Shield Lichen

Rattus exulans compared with Punctelia rudecta

Key Differences

• Polynesian rat is Least Concern while Rough Speckled Shield Lichen is Not Evaluated.

Taxonomic Classification

Rank	Polynesian rat	Rough Speckled Shield Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Lecanoromycetes (Lecanoromycetes)
Order	Rodentia (Rodents)	Lecanorales (Lecanorales)
Family	Muridae (Mice & Rats)	Parmeliaceae
Genus	Rattus	Punctelia
Species	Rattus exulans	Punctelia rudecta

Conservation Status

Polynesian rat

LC — Least Concern

Rough Speckled Shield Lichen

NE — Not Evaluated

Physical Characteristics

Attribute	Polynesian rat	Rough Speckled Shield Lichen
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).

Rough Speckled Shield Lichen

Habitat

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

Range

Distributed across Colombia, Norway, Taiwan, and United States.

Shared Countries

Both species can be found in 2 countries:

🇹🇼 Taiwan 🇺🇸 United States