Irrawaddy dolphin vs mantled howler

Orcaella brevirostris compared with Alouatta palliata

Key Differences

• Irrawaddy dolphin is Endangered while mantled howler is Least Concern.

Taxonomic Classification

Rank	Irrawaddy dolphin	mantled howler
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Cetacea (Whales & Dolphins)	Primates (Primates)
Family	Delphinidae (Oceanic Dolphins)	Atelidae
Genus	Orcaella	Alouatta
Species	Orcaella brevirostris	Alouatta palliata

Evolutionary Relationship

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

Conservation Status

Irrawaddy dolphin

EN — Endangered

mantled howler

LC — Least Concern

Physical Characteristics

Attribute	Irrawaddy dolphin	mantled howler
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

mantled howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.