Irrawaddy dolphin vs Perth Groundling

Orcaella brevirostris compared with Bryotropha galbanella

Key Differences

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

Taxonomic Classification

Rank	Irrawaddy dolphin	Perth 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	Bryotropha
Species	Orcaella brevirostris	Bryotropha galbanella

Evolutionary Relationship

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

Conservation Status

Irrawaddy dolphin

EN — Endangered

Perth Groundling

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Perth Groundling

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.