Giant Otter vs least chink shell

Pteronura brasiliensis compared with Lacuna parva

Key Differences

• Giant Otter is Endangered while least chink shell is Data Deficient.

Taxonomic Classification

Rank	Giant Otter	least chink shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Carnivora (Carnivorans)	Littorinimorpha (Littorinimorpha)
Family	Mustelidae (Weasels & Otters)	Littorinidae
Genus	Pteronura	Lacuna
Species	Pteronura brasiliensis	Lacuna parva

Evolutionary Relationship

Giant Otter and least chink shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Giant Otter

EN — Endangered

least chink shell

DD — Data Deficient

Physical Characteristics

Attribute	Giant Otter	least chink shell
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.

least chink shell

Habitat

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

Range

Distributed across Denmark, Norway, and Sweden.