Four-toed Hedgehog vs Pixie Foam

Atelerix albiventris compared with Stereocaulon pileatum

Key Differences

• Four-toed Hedgehog is Least Concern while Pixie Foam is Critically Endangered.

Taxonomic Classification

Rank	Four-toed Hedgehog	Pixie Foam
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Lecanoromycetes (Lecanoromycetes)
Order	Erinaceomorpha (Erinaceomorpha)	Lecanorales (Lecanorales)
Family	Erinaceidae	Stereocaulaceae
Genus	Atelerix	Stereocaulon
Species	Atelerix albiventris	Stereocaulon pileatum

Conservation Status

Four-toed Hedgehog

LC — Least Concern

Pixie Foam

CR — Critically Endangered

Physical Characteristics

Attribute	Four-toed Hedgehog	Pixie Foam
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.

Pixie Foam

Habitat

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

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.