limestone fern vs Mongolian gerbil

Gymnocarpium robertianum compared with Meriones unguiculatus

Key Differences

• limestone fern is Critically Endangered while Mongolian gerbil is Not Evaluated.

Taxonomic Classification

Rank	limestone fern	Mongolian gerbil
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	Meriones
Species	Gymnocarpium robertianum	Meriones unguiculatus

Conservation Status

limestone fern

CR — Critically Endangered

Mongolian gerbil

NE — Not Evaluated

Physical Characteristics

Attribute	limestone fern	Mongolian gerbil
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.

Mongolian gerbil

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries) and South America (Colombia, Ecuador).

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway