Giant Otter vs Pacific white-sided dolphin

Pteronura brasiliensis compared with Lagenorhynchus obliquidens

Key Differences

• Giant Otter is Endangered while Pacific white-sided dolphin is Least Concern.

Taxonomic Classification

Rank	Giant Otter	Pacific white-sided dolphin
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class same	Mammalia (Säugetiere)	Mammalia (Säugetiere)
Order	Carnivora (Raubtiere)	Cetacea (Whales & Dolphins)
Family	Mustelidae (Weasels & Otters)	Delphinidae (Oceanic Dolphins)
Genus	Pteronura	Lagenorhynchus
Species	Pteronura brasiliensis	Lagenorhynchus obliquidens

Evolutionary Relationship

Giant Otter and Pacific white-sided dolphin share a common ancestor at the Class level: Mammalia. (Säugetiere)

Conservation Status

Giant Otter

EN — Endangered

Pacific white-sided dolphin

LC — Least Concern

Physical Characteristics

Attribute	Giant Otter	Pacific white-sided dolphin
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.

Pacific white-sided dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.