Nelson s Antelope Squirrel vs Rock Foam

Ammospermophilus nelsoni compared with Stereocaulon saxatile

Key Differences

• Nelson s Antelope Squirrel is Endangered while Rock Foam is Near Threatened.

Taxonomic Classification

Rank	Nelson s Antelope Squirrel	Rock Foam
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Lecanoromycetes (Lecanoromycetes)
Order	Rodentia (Rodents)	Lecanorales (Lecanorales)
Family	Sciuridae (Squirrels)	Stereocaulaceae
Genus	Ammospermophilus	Stereocaulon
Species	Ammospermophilus nelsoni	Stereocaulon saxatile

Conservation Status

Nelson s Antelope Squirrel

EN — Endangered

Rock Foam

NT — Near Threatened

Physical Characteristics

Attribute	Nelson s Antelope Squirrel	Rock Foam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Nelson s Antelope Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Rock Foam

Habitat

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

Range

Distributed across Denmark, Norway, Sweden, and United States. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.