Challenger skate vs Irrawaddy dolphin

Rajella challengeri compared with Orcaella brevirostris

Key Differences

• Challenger skate is Least Concern while Irrawaddy dolphin is Endangered.

Taxonomic Classification

Rank	Challenger skate	Irrawaddy dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Rajiformes (Rajiformes)	Cetacea (Whales & Dolphins)
Family	Rajidae	Delphinidae (Oceanic Dolphins)
Genus	Rajella	Orcaella
Species	Rajella challengeri	Orcaella brevirostris

Evolutionary Relationship

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

Conservation Status

Challenger skate

LC — Least Concern

Irrawaddy dolphin

EN — Endangered

Physical Characteristics

Attribute	Challenger skate	Irrawaddy dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Challenger skate

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Challenger skate

The Challenger skate (Rajella challengeri) is a species in the genus Rajella. It is currently classified as Least Concern on the IUCN Red List.