Arizona Gray Squirrel vs Pixie Foam

Sciurus arizonensis compared with Stereocaulon pileatum

Key Differences

• Arizona Gray Squirrel is Data Deficient while Pixie Foam is Critically Endangered.

Taxonomic Classification

Rank	Arizona Gray Squirrel	Pixie Foam
Kingdom	Animalia (Tier)	Fungi (Pilze)
Phylum	Chordata (Chordatiere)	Ascomycota (Schlauchpilze)
Class	Mammalia (Säugetiere)	Lecanoromycetes (Lecanoromycetes)
Order	Rodentia (Nagetiere)	Lecanorales (Lecanorales)
Family	Sciuridae (Squirrels)	Stereocaulaceae
Genus	Sciurus (Tree Squirrels)	Stereocaulon
Species	Sciurus arizonensis	Stereocaulon pileatum

Conservation Status

Arizona Gray Squirrel

DD — Data Deficient

Pixie Foam

CR — Critically Endangered

Physical Characteristics

Attribute	Arizona Gray Squirrel	Pixie Foam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arizona Gray Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Pixie Foam

Habitat

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

Range

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

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.