Giant Otter vs milk snail

Pteronura brasiliensis compared with Otala lactea

Key Differences

• Giant Otter is Endangered while milk snail is Not Evaluated.

Taxonomic Classification

Rank	Giant Otter	milk snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Carnivora (Carnivorans)	Stylommatophora (Stylommatophora)
Family	Mustelidae (Weasels & Otters)	Helicidae
Genus	Pteronura	Otala
Species	Pteronura brasiliensis	Otala lactea

Evolutionary Relationship

Giant Otter and milk snail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Giant Otter

EN — Endangered

milk snail

NE — Not Evaluated

Physical Characteristics

Attribute	Giant Otter	milk snail
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.

milk snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Widely distributed across Europe (5 countries), North America (Mexico, United States), and South America (Argentina, Chile, Paraguay).