Floating Fern vs Giant Otter

Salvinia natans compared with Pteronura brasiliensis

Key Differences

• Floating Fern is Not Evaluated while Giant Otter is Endangered.

Taxonomic Classification

Rank	Floating Fern	Giant Otter
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Salviniales (Salviniales)	Carnivora (Carnivorans)
Family	Salviniaceae	Mustelidae (Weasels & Otters)
Genus	Salvinia	Pteronura
Species	Salvinia natans	Pteronura brasiliensis

Conservation Status

Floating Fern

NE — Not Evaluated

Giant Otter

EN — Endangered

Physical Characteristics

Attribute	Floating Fern	Giant Otter
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Floating Fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Widely distributed across Asia (4 countries), Europe (9 countries), North America (Honduras), and Oceania and the Pacific (Australia).

Giant Otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.