Irrawaddy dolphin vs Neotropical otter

Orcaella brevirostris compared with Lontra longicaudis

Key Differences

• Irrawaddy dolphin is Endangered while Neotropical otter is Data Deficient.

Taxonomic Classification

Rank	Irrawaddy dolphin	Neotropical 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	Orcaella	Lontra
Species	Orcaella brevirostris	Lontra longicaudis

Evolutionary Relationship

Irrawaddy dolphin and Neotropical otter share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Irrawaddy dolphin

EN — Endangered

Neotropical otter

DD — Data Deficient

Physical Characteristics

Attribute	Irrawaddy dolphin	Neotropical otter
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Neotropical otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.