Giant Otter vs small square-spot

Pteronura brasiliensis compared with Diarsia rubi

Key Differences

• Giant Otter is Endangered while small square-spot is Least Concern.

Taxonomic Classification

Rank	Giant Otter	small square-spot
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Carnivora (Carnivorans)	Lepidoptera (Butterflies & Moths)
Family	Mustelidae (Weasels & Otters)	Noctuidae
Genus	Pteronura	Diarsia
Species	Pteronura brasiliensis	Diarsia rubi

Evolutionary Relationship

Giant Otter and small square-spot share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Giant Otter

EN — Endangered

small square-spot

LC — Least Concern

Physical Characteristics

Attribute	Giant Otter	small square-spot
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.

small square-spot

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.