limestone fern vs Little Ground Squirrel

Gymnocarpium robertianum compared with Spermophilus pygmaeus

Key Differences

limestone fern is Critically Endangered while Little Ground Squirrel is Least Concern.

Taxonomic Classification

Rank	limestone fern	Little Ground Squirrel
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Polypodiales (Polypodiales)	Rodentia (Rodents)
Family	Cystopteridaceae	Sciuridae (Squirrels)
Genus	Gymnocarpium	Spermophilus
Species	Gymnocarpium robertianum	Spermophilus pygmaeus

Conservation Status

limestone fern

CR — Critically Endangered

Little Ground Squirrel

LC — Least Concern

Physical Characteristics

Attribute	limestone fern	Little Ground Squirrel
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.