limestone fern vs Neotropical otter

Gymnocarpium robertianum compared with Lontra longicaudis

Key Differences

• limestone fern is Critically Endangered while Neotropical otter is Data Deficient.

Taxonomic Classification

Rank	limestone fern	Neotropical otter
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Polypodiales (Polypodiales)	Carnivora (Carnivorans)
Family	Cystopteridaceae	Mustelidae (Weasels & Otters)
Genus	Gymnocarpium	Lontra
Species	Gymnocarpium robertianum	Lontra longicaudis

Conservation Status

limestone fern

CR — Critically Endangered

Neotropical otter

DD — Data Deficient

Physical Characteristics

Attribute	limestone fern	Neotropical otter
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.

Neotropical otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.