Four-toed Hedgehog vs Pohnpei tree snail

Atelerix albiventris compared with Partula emersoni

Key Differences

• Four-toed Hedgehog is Least Concern while Pohnpei tree snail is Critically Endangered.

Taxonomic Classification

Rank	Four-toed Hedgehog	Pohnpei tree snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Erinaceomorpha (Erinaceomorpha)	Stylommatophora (Stylommatophora)
Family	Erinaceidae	Partulidae
Genus	Atelerix	Partula
Species	Atelerix albiventris	Partula emersoni

Evolutionary Relationship

Four-toed Hedgehog and Pohnpei tree snail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Four-toed Hedgehog

LC — Least Concern

Pohnpei tree snail

CR — Critically Endangered

Physical Characteristics

Attribute	Four-toed Hedgehog	Pohnpei tree snail
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.

Pohnpei tree snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Found in Norway. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.