Arizona Gray Squirrel vs Beard Lichen

Sciurus arizonensis compared with Usnea subscabrosa

Key Differences

• Arizona Gray Squirrel is Data Deficient while Beard Lichen is Not Evaluated.

Taxonomic Classification

Rank	Arizona Gray Squirrel	Beard Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Lecanoromycetes (Lecanoromycetes)
Order	Rodentia (Rodents)	Lecanorales (Lecanorales)
Family	Sciuridae (Squirrels)	Parmeliaceae
Genus	Sciurus (Tree Squirrels)	Usnea
Species	Sciurus arizonensis	Usnea subscabrosa

Conservation Status

Arizona Gray Squirrel

DD — Data Deficient

Beard Lichen

NE — Not Evaluated

Physical Characteristics

Attribute	Arizona Gray Squirrel	Beard Lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arizona Gray Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Beard Lichen

Habitat

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

Range

Distributed across Norway, Portugal, and United States.

Arizona Gray Squirrel

The Arizona Gray Squirrel, Sciurus arizonensis, is a species. Its conservation status is listed as Data Deficient, meaning insufficient information exists to assess its risk of extinction. Typically found in diverse terrestrial and aquatic ecosystems.

Beard Lichen

The Beard Lichen (Usnea subscabrosa) is a species in the genus Usnea. Native to Europe and North America, inhabiting ecosystems characteristic of the region.