Mound-building Mouse vs Old Man'S Beard Lichen

Mus spicilegus compared with Usnea barbata

Key Differences

• Mound-building Mouse is Least Concern while Old Man'S Beard Lichen is Extinct.

Taxonomic Classification

Rank	Mound-building Mouse	Old Man'S Beard Lichen
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)	Parmeliaceae
Genus	Mus (House Mice)	Usnea
Species	Mus spicilegus	Usnea barbata

Conservation Status

Mound-building Mouse

LC — Least Concern

Old Man'S Beard Lichen

EX — Extinct

Physical Characteristics

Attribute	Mound-building Mouse	Old Man'S Beard Lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Mound-building Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Old Man'S Beard Lichen

Habitat

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

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States.