Irrawaddy dolphin vs Short-tailed river stingray

Orcaella brevirostris compared with Potamotrygon brachyura

Key Differences

• Irrawaddy dolphin is Endangered while Short-tailed river stingray is Data Deficient.

Taxonomic Classification

Rank	Irrawaddy dolphin	Short-tailed 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	Orcaella	Potamotrygon
Species	Orcaella brevirostris	Potamotrygon brachyura

Evolutionary Relationship

Irrawaddy dolphin and Short-tailed river stingray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Irrawaddy dolphin

EN — Endangered

Short-tailed river stingray

DD — Data Deficient

Physical Characteristics

Attribute	Irrawaddy dolphin	Short-tailed river stingray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Short-tailed river stingray