American red squirrel vs Brook Stippleback Lichen

Tamiasciurus hudsonicus compared with Dermatocarpon luridum

Key Differences

American red squirrel is Not Evaluated while Brook Stippleback Lichen is Critically Endangered.

Taxonomic Classification

Rank	American red squirrel	Brook Stippleback Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Eurotiomycetes (Eurotiomycetes)
Order	Rodentia (Rodents)	Verrucariales (Verrucariales)
Family	Sciuridae (Squirrels)	Verrucariaceae
Genus	Tamiasciurus	Dermatocarpon
Species	Tamiasciurus hudsonicus	Dermatocarpon luridum

Conservation Status

American red squirrel

NE — Not Evaluated

Brook Stippleback Lichen

CR — Critically Endangered

Physical Characteristics

Attribute	American red squirrel	Brook Stippleback Lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

American red squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries) and North America (United States).

Brook Stippleback Lichen

Habitat

Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

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.

American red squirrel

The American red squirrel (Tamiasciurus hudsonicus) is a species in the genus Tamiasciurus. Typically found in diverse terrestrial and aquatic ecosystems.

Brook Stippleback Lichen

The Brook Stippleback Lichen (Dermatocarpon luridum) is a species in the genus Dermatocarpon. It is currently classified as Critically Endangered on the IUCN Red List. Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.