Irrawaddy dolphin vs Rock Grayling

Orcaella brevirostris compared with Hipparchia hermione

Key Differences

• Irrawaddy dolphin is Endangered while Rock Grayling is Not Evaluated.

Taxonomic Classification

Rank	Irrawaddy dolphin	Rock Grayling
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Cetacea (Whales & Dolphins)	Lepidoptera (Butterflies & Moths)
Family	Delphinidae (Oceanic Dolphins)	Nymphalidae (Brush-footed Butterflies)
Genus	Orcaella	Hipparchia
Species	Orcaella brevirostris	Hipparchia hermione

Evolutionary Relationship

Irrawaddy dolphin and Rock Grayling share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Irrawaddy dolphin

EN — Endangered

Rock Grayling

NE — Not Evaluated

Physical Characteristics

Attribute	Irrawaddy dolphin	Rock Grayling
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Rock Grayling

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (19 countries).