Alpine Bladder-fern vs Four-toed Hedgehog

Cystopteris alpina compared with Atelerix albiventris

Key Differences

• Alpine Bladder-fern is Near Threatened while Four-toed Hedgehog is Least Concern.

Taxonomic Classification

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

Conservation Status

Alpine Bladder-fern

NT — Near Threatened

Four-toed Hedgehog

LC — Least Concern

Physical Characteristics

Attribute	Alpine Bladder-fern	Four-toed Hedgehog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alpine Bladder-fern

Habitat

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

Range

Distributed across Norway and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Four-toed Hedgehog

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Ecuador and Spain.

Alpine Bladder-fern

The Alpine Bladder-fern (Cystopteris alpina) is a species in the genus Cystopteris. It is currently classified as Near Threatened on the IUCN Red List. Typically found in moist, shaded forest floors and tropical canopies. Distributed across Norway and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.