Irrawaddy dolphin vs Southern Screamer

Orcaella brevirostris compared with Chauna torquata

Key Differences

• Irrawaddy dolphin is Endangered while Southern Screamer is Least Concern.

Taxonomic Classification

Rank	Irrawaddy dolphin	Southern Screamer
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Anseriformes (Anseriformes)
Family	Delphinidae (Oceanic Dolphins)	Anhimidae
Genus	Orcaella	Chauna
Species	Orcaella brevirostris	Chauna torquata

Evolutionary Relationship

Irrawaddy dolphin and Southern Screamer share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Irrawaddy dolphin

EN — Endangered

Southern Screamer

LC — Least Concern

Physical Characteristics

Attribute	Irrawaddy dolphin	Southern Screamer
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Southern Screamer

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway.