Australian humpback dolphin vs Dwarf round ray

Sousa sahulensis compared with Urotrygon nana

Key Differences

• Australian humpback dolphin is Vulnerable while Dwarf round ray is Near Threatened.

Taxonomic Classification

Rank	Australian humpback dolphin	Dwarf round ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Myliobatiformes (Myliobatiformes)
Family	Delphinidae (Oceanic Dolphins)	Urotrygonidae
Genus	Sousa	Urotrygon
Species	Sousa sahulensis	Urotrygon nana

Evolutionary Relationship

Australian humpback dolphin and Dwarf round ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Australian humpback dolphin

VU — Vulnerable

Dwarf round ray

NT — Near Threatened

Physical Characteristics

Attribute	Australian humpback dolphin	Dwarf round ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Australian humpback dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Dwarf round ray

Australian humpback dolphin

The Australian humpback dolphin (Sousa sahulensis) is a species in the genus Sousa. It is currently classified as Vulnerable on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.