limestone fern vs Percival's spiny mouse

Gymnocarpium robertianum compared with Acomys percivali

Key Differences

• limestone fern is Critically Endangered while Percival's spiny mouse is Least Concern.

Taxonomic Classification

Rank	limestone fern	Percival's spiny mouse
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Polypodiales (Polypodiales)	Rodentia (Rodents)
Family	Cystopteridaceae	Muridae (Mice & Rats)
Genus	Gymnocarpium	Acomys
Species	Gymnocarpium robertianum	Acomys percivali

Conservation Status

limestone fern

CR — Critically Endangered

Percival's spiny mouse

LC — Least Concern

Physical Characteristics

Attribute	limestone fern	Percival's spiny mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Percival's spiny mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.