Japanese Squirrel vs limestone fern

Sciurus lis compared with Gymnocarpium robertianum

Key Differences

• Japanese Squirrel is Least Concern while limestone fern is Critically Endangered.

Taxonomic Classification

Rank	Japanese Squirrel	limestone fern
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Tracheophyta
Class	Mammalia (Mammals)	Polypodiopsida (Polypodiopsida)
Order	Rodentia (Rodents)	Polypodiales (Polypodiales)
Family	Sciuridae (Squirrels)	Cystopteridaceae
Genus	Sciurus (Tree Squirrels)	Gymnocarpium
Species	Sciurus lis	Gymnocarpium robertianum

Conservation Status

Japanese Squirrel

LC — Least Concern

limestone fern

CR — Critically Endangered

Physical Characteristics

Attribute	Japanese Squirrel	limestone fern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Japanese Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, France, Netherlands, and United Kingdom.

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.

Shared Countries

Both species can be found in 1 countries:

🇧🇪 Belgium