limestone fern vs Ooldea dunnart

Gymnocarpium robertianum compared with Sminthopsis ooldea

Key Differences

• limestone fern is Critically Endangered while Ooldea dunnart is Least Concern.

Taxonomic Classification

Rank	limestone fern	Ooldea dunnart
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Polypodiales (Polypodiales)	Dasyuromorphia (Dasyuromorphia)
Family	Cystopteridaceae	Dasyuridae
Genus	Gymnocarpium	Sminthopsis
Species	Gymnocarpium robertianum	Sminthopsis ooldea

Conservation Status

limestone fern

CR — Critically Endangered

Ooldea dunnart

LC — Least Concern

Physical Characteristics

Attribute	limestone fern	Ooldea dunnart
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.

Ooldea dunnart

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.