Giant Otter vs Variable watermilfoil

Pteronura brasiliensis compared with Myriophyllum heterophyllum

Key Differences

• Giant Otter is Endangered while Variable watermilfoil is Not Evaluated.

Taxonomic Classification

Rank	Giant Otter	Variable watermilfoil
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Carnivora (Carnivorans)	Saxifragales (Saxifragales)
Family	Mustelidae (Weasels & Otters)	Haloragaceae
Genus	Pteronura	Myriophyllum
Species	Pteronura brasiliensis	Myriophyllum heterophyllum

Conservation Status

Giant Otter

EN — Endangered

Variable watermilfoil

NE — Not Evaluated

Physical Characteristics

Attribute	Giant Otter	Variable watermilfoil
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Variable watermilfoil

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Found across Europe (10 countries) and North America (Canada, Cuba, United States).