Four-toed Jerboa vs limestone fern

Allactaga tetradactyla compared with Gymnocarpium robertianum

Key Differences

• Four-toed Jerboa is Data Deficient while limestone fern is Critically Endangered.

Taxonomic Classification

Rank	Four-toed Jerboa	limestone fern
Kingdom	Animalia (動物)	Plantae (植物)
Phylum	Chordata (脊索動物)	Tracheophyta
Class	Mammalia (哺乳類)	Polypodiopsida (ウラボシ綱)
Order	Rodentia (ネズミ目)	Polypodiales (ウラボシ目)
Family	Dipodidae	Cystopteridaceae
Genus	Allactaga	Gymnocarpium
Species	Allactaga tetradactyla	Gymnocarpium robertianum

Conservation Status

Four-toed Jerboa

DD — Data Deficient

limestone fern

CR — Critically Endangered

Physical Characteristics

Attribute	Four-toed Jerboa	limestone fern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Four-toed Jerboa

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.