Guiana Dolphin vs Hairy-nosed otter

Sotalia guianensis compared with Lutra sumatrana

Key Differences

• Guiana Dolphin is Data Deficient while Hairy-nosed otter is Endangered.

Taxonomic Classification

Rank	Guiana Dolphin	Hairy-nosed otter
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Cetacea (Whales & Dolphins)	Carnivora (Carnivorans)
Family	Delphinidae (Oceanic Dolphins)	Mustelidae (Weasels & Otters)
Genus	Sotalia	Lutra (Otters)
Species	Sotalia guianensis	Lutra sumatrana

Evolutionary Relationship

Guiana Dolphin and Hairy-nosed otter share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Guiana Dolphin

DD — Data Deficient

Hairy-nosed otter

EN — Endangered

Physical Characteristics

Attribute	Guiana Dolphin	Hairy-nosed otter
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guiana Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Hairy-nosed otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.