Four-toed Hedgehog vs

Atelerix albiventris compared with Trichormus variabilis

Key Differences

• Four-toed Hedgehog is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	Four-toed Hedgehog
Kingdom	Animalia (Animals)	Bacteria (Bacteria)
Phylum	Chordata (Chordates)	Cyanobacteria (Cyanobacteria)
Class	Mammalia (Mammals)	Cyanobacteriia
Order	Erinaceomorpha (Erinaceomorpha)	Cyanobacteriales
Family	Erinaceidae	Nostocaceae
Genus	Atelerix	Trichormus
Species	Atelerix albiventris	Trichormus variabilis

Conservation Status

Four-toed Hedgehog

LC — Least Concern

NE — Not Evaluated

Physical Characteristics

Attribute	Four-toed Hedgehog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Four-toed Hedgehog

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Ecuador and Spain.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

Trichormus variabilis is a filamentous, nitrogen-fixing cyanobacterium in the family Nostocaceae. It forms heterocysts — specialized nitrogen-fixing cells — within its trichomes and is found in freshwater, soil, and symbiotic associations. Its conservation status is not evaluated.