Hairy-tailed Tree Rat vs

Brachytarsomys villosa compared with Hydnellum compactum

Taxonomic Classification

Rank	Hairy-tailed Tree Rat
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Rodentia (Rodents)	Thelephorales (Thelephorales)
Family	Nesomyidae	Bankeraceae
Genus	Brachytarsomys	Hydnellum
Species	Brachytarsomys villosa	Hydnellum compactum

Conservation Status

Hairy-tailed Tree Rat

VU — Vulnerable

VU — Vulnerable

Physical Characteristics

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

Habitat & Geographic Range

Hairy-tailed Tree Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Habitat

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

Range

Distributed across Belgium, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Hydnellum compactum is a stipitate, tooth fungus with a compact, brownish-orange to rusty-brown cap surface covered in spines on the underside. It grows on the forest floor in coniferous forests across Europe and parts of North America, forming ectomycorrhizal associations with trees. This fungus obtains nutrients by forming mutualistic partnerships with the roots of pine, spruce, and fir trees.