Mentawai Squirrel vs

Callosciurus melanogaster compared with Nostoc sphaericum

Key Differences

• Mentawai Squirrel is Vulnerable while is Not Evaluated.

Taxonomic Classification

Rank	Mentawai Squirrel
Kingdom	Animalia (Animals)	Bacteria (Bacteria)
Phylum	Chordata (Chordates)	Cyanobacteria (Cyanobacteria)
Class	Mammalia (Mammals)	Cyanobacteriia
Order	Rodentia (Rodents)	Cyanobacteriales
Family	Sciuridae (Squirrels)	Nostocaceae
Genus	Callosciurus	Nostoc
Species	Callosciurus melanogaster	Nostoc sphaericum

Conservation Status

Mentawai Squirrel

VU — Vulnerable

NE — Not Evaluated

Physical Characteristics

Attribute	Mentawai Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Mentawai Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden.

Nostoc sphaericum is a colonial, nitrogen-fixing cyanobacterium in the family Nostocaceae, forming gelatinous spherical or irregular colonies visible to the naked eye. It inhabits moist soils, rocks, and freshwater environments, often forming conspicuous blobs after rainfall.