Bent Ring Lichen vs Forest Giant Squirrel

Arctoparmelia incurva compared with Protoxerus stangeri

Key Differences

• Bent Ring Lichen is Critically Endangered while Forest Giant Squirrel is Least Concern.

Taxonomic Classification

Rank	Bent Ring Lichen	Forest Giant Squirrel
Kingdom	Fungi (菌界)	Animalia (動物)
Phylum	Ascomycota (子嚢菌門)	Chordata (脊索動物)
Class	Lecanoromycetes (チャシブゴケ菌綱)	Mammalia (哺乳類)
Order	Lecanorales (チャシブゴケ目)	Rodentia (ネズミ目)
Family	Parmeliaceae	Sciuridae (Squirrels)
Genus	Arctoparmelia	Protoxerus
Species	Arctoparmelia incurva	Protoxerus stangeri

Conservation Status

Bent Ring Lichen

CR — Critically Endangered

Forest Giant Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Bent Ring Lichen	Forest Giant Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bent Ring Lichen

Habitat

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

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.

Forest Giant Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bent Ring Lichen

The Bent Ring Lichen (Arctoparmelia incurva) is a species in the genus Arctoparmelia. It is currently classified as Critically Endangered on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.