Hairy-tailed Tree Rat vs Pixie Foam

Brachytarsomys villosa compared with Stereocaulon pileatum

Key Differences

• Hairy-tailed Tree Rat is Vulnerable while Pixie Foam is Critically Endangered.

Taxonomic Classification

Rank	Hairy-tailed Tree Rat	Pixie Foam
Kingdom	Animalia (动物界)	Fungi (真菌界)
Phylum	Chordata (脊索动物门)	Ascomycota (子囊菌门)
Class	Mammalia (哺乳動物)	Lecanoromycetes (茶漬綱)
Order	Rodentia (啮齿目)	Lecanorales (茶漬目)
Family	Nesomyidae	Stereocaulaceae
Genus	Brachytarsomys	Stereocaulon
Species	Brachytarsomys villosa	Stereocaulon pileatum

Conservation Status

Hairy-tailed Tree Rat

VU — Vulnerable

Pixie Foam

CR — Critically Endangered

Physical Characteristics

Attribute	Hairy-tailed Tree Rat	Pixie Foam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hairy-tailed Tree 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.