vs Polynesian rat

Phaeographis dendritica compared with Rattus exulans

Key Differences

• is Vulnerable while Polynesian rat is Least Concern.

Taxonomic Classification

Rank		Polynesian rat
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Lecanoromycetes (Lecanoromycetes)	Mammalia (Mammals)
Order	Ostropales (Ostropales)	Rodentia (Rodents)
Family	Graphidaceae	Muridae (Mice & Rats)
Genus	Phaeographis	Rattus
Species	Phaeographis dendritica	Rattus exulans

Conservation Status

VU — Vulnerable

Polynesian rat

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Habitat

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

Range

Distributed across Brazil, Colombia, Denmark, Norway, and Portugal. 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).

Phaeographis dendritica is a corticolous crustose lichen forming pale to whitish patches on smooth bark with distinctive branched, dendritic lirellate apothecia. It inhabits humid, shaded temperate woodland, particularly old-growth forests in oceanic regions. Classified as Vulnerable, this species is threatened by habitat loss and the decline of ancient, undisturbed woodland ecosystems.