Giant Otter vs Isopod

Pteronura brasiliensis compared with Porcellio dilatatus

Key Differences

• Giant Otter is Endangered while Isopod is Not Evaluated.

Taxonomic Classification

Rank	Giant Otter	Isopod
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Malacostraca (Crustaceans)
Order	Carnivora (Carnivorans)	Isopoda (Isopoda)
Family	Mustelidae (Weasels & Otters)	Porcellionidae
Genus	Pteronura	Porcellio
Species	Pteronura brasiliensis	Porcellio dilatatus

Evolutionary Relationship

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

Conservation Status

Giant Otter

EN — Endangered

Isopod

NE — Not Evaluated

Physical Characteristics

Attribute	Giant Otter	Isopod
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.

Isopod

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Widely distributed across Europe (7 countries), North America (United States), and South America (Brazil).