Fat Sand Rat vs Pixie Foam

Psammomys obesus compared with Stereocaulon pileatum

Key Differences

• Fat Sand Rat is Least Concern while Pixie Foam is Critically Endangered.

Taxonomic Classification

Rank	Fat Sand Rat	Pixie Foam
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Lecanoromycetes (Lecanoromycetes)
Order	Rodentia (Rodents)	Lecanorales (Lecanorales)
Family	Muridae (Mice & Rats)	Stereocaulaceae
Genus	Psammomys	Stereocaulon
Species	Psammomys obesus	Stereocaulon pileatum

Conservation Status

Fat Sand Rat

LC — Least Concern

Pixie Foam

CR — Critically Endangered

Physical Characteristics

Attribute	Fat Sand Rat	Pixie Foam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fat Sand Rat

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.