Irrawaddy dolphin vs Narrow Groundling

Orcaella brevirostris compared with Caryocolum alsinella

Key Differences

• Irrawaddy dolphin is Endangered while Narrow Groundling is Least Concern.

Taxonomic Classification

Rank	Irrawaddy dolphin	Narrow Groundling
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)	Gelechiidae
Genus	Orcaella	Caryocolum
Species	Orcaella brevirostris	Caryocolum alsinella

Evolutionary Relationship

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

Conservation Status

Irrawaddy dolphin

EN — Endangered

Narrow Groundling

LC — Least Concern

Physical Characteristics

Attribute	Irrawaddy dolphin	Narrow Groundling
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Narrow Groundling

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.