Australian humpback dolphin vs Bigtooth river stingray

Sousa sahulensis compared with Potamotrygon henlei

Key Differences

• Australian humpback dolphin is Vulnerable while Bigtooth river stingray is Least Concern.

Taxonomic Classification

Rank	Australian humpback dolphin	Bigtooth river stingray
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)	Potamotrygonidae
Genus	Sousa	Potamotrygon
Species	Sousa sahulensis	Potamotrygon henlei

Evolutionary Relationship

Australian humpback dolphin and Bigtooth river stingray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Australian humpback dolphin

VU — Vulnerable

Bigtooth river stingray

LC — Least Concern

Physical Characteristics

Attribute	Australian humpback dolphin	Bigtooth river stingray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Australian humpback dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bigtooth river stingray

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.

Bigtooth river stingray

The Bigtooth river stingray (Potamotrygon henlei) is a species in the genus Potamotrygon. It is currently classified as Least Concern on the IUCN Red List.