Irrawaddy dolphin vs Smalltooth stingray

Orcaella brevirostris compared with Hypanus rudis

Key Differences

• Irrawaddy dolphin is Endangered while Smalltooth stingray is Critically Endangered.

Taxonomic Classification

Rank	Irrawaddy dolphin	Smalltooth 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)	Dasyatidae
Genus	Orcaella	Hypanus
Species	Orcaella brevirostris	Hypanus rudis

Evolutionary Relationship

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

Conservation Status

Irrawaddy dolphin

EN — Endangered

Smalltooth stingray

CR — Critically Endangered

Physical Characteristics

Attribute	Irrawaddy dolphin	Smalltooth stingray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Smalltooth stingray