Irrawaddy dolphin vs Prickled ray

Orcaella brevirostris compared with Malacoraja spinacidermis

Key Differences

• Irrawaddy dolphin is Endangered while Prickled ray is Least Concern.

Taxonomic Classification

Rank	Irrawaddy dolphin	Prickled ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Rajiformes (Rajiformes)
Family	Delphinidae (Oceanic Dolphins)	Rajidae
Genus	Orcaella	Malacoraja
Species	Orcaella brevirostris	Malacoraja spinacidermis

Evolutionary Relationship

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

Conservation Status

Irrawaddy dolphin

EN — Endangered

Prickled ray

LC — Least Concern

Physical Characteristics

Attribute	Irrawaddy dolphin	Prickled ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Prickled ray