Four-toed Hedgehog vs limestone fern

Atelerix albiventris compared with Gymnocarpium robertianum

Key Differences

• Four-toed Hedgehog is Least Concern while limestone fern is Critically Endangered.

Taxonomic Classification

Rank	Four-toed Hedgehog	limestone fern
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Tracheophyta
Class	Mammalia (Mammals)	Polypodiopsida (Polypodiopsida)
Order	Erinaceomorpha (Erinaceomorpha)	Polypodiales (Polypodiales)
Family	Erinaceidae	Cystopteridaceae
Genus	Atelerix	Gymnocarpium
Species	Atelerix albiventris	Gymnocarpium robertianum

Conservation Status

Four-toed Hedgehog

LC — Least Concern

limestone fern

CR — Critically Endangered

Physical Characteristics

Attribute	Four-toed Hedgehog	limestone fern
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.

limestone fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Distributed across Belgium, Canada, Norway, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.