Irrawaddy dolphin vs Longtail stingray

Orcaella brevirostris compared with Hypanus longus

Key Differences

• Irrawaddy dolphin is Endangered while Longtail stingray is Vulnerable.

Taxonomic Classification

Rank	Irrawaddy dolphin	Longtail 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 longus

Evolutionary Relationship

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

Conservation Status

Irrawaddy dolphin

EN — Endangered

Longtail stingray

VU — Vulnerable

Physical Characteristics

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

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Longtail stingray

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Colombia. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.