Arizona Gray Squirrel vs Scaly Stalkball

Sciurus arizonensis compared with Tulostoma melanocyclum

Key Differences

• Arizona Gray Squirrel is Data Deficient while Scaly Stalkball is Critically Endangered.

Taxonomic Classification

Rank	Arizona Gray Squirrel	Scaly Stalkball
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Rodentia (Rodents)	Agaricales (Gilled Mushrooms)
Family	Sciuridae (Squirrels)	Agaricaceae (Agarics)
Genus	Sciurus (Tree Squirrels)	Tulostoma
Species	Sciurus arizonensis	Tulostoma melanocyclum

Conservation Status

Arizona Gray Squirrel

DD — Data Deficient

Scaly Stalkball

CR — Critically Endangered

Physical Characteristics

Attribute	Arizona Gray Squirrel	Scaly Stalkball
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arizona Gray Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Scaly Stalkball

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. 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.