Irrawaddy dolphin vs Red-headed Pigmy

Orcaella brevirostris compared with Stigmella ruficapitella

Key Differences

• Irrawaddy dolphin is Endangered while Red-headed Pigmy is Least Concern.

Taxonomic Classification

Rank	Irrawaddy dolphin	Red-headed Pigmy
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)	Nepticulidae
Genus	Orcaella	Stigmella
Species	Orcaella brevirostris	Stigmella ruficapitella

Evolutionary Relationship

Irrawaddy dolphin and Red-headed Pigmy share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Irrawaddy dolphin

EN — Endangered

Red-headed Pigmy

LC — Least Concern

Physical Characteristics

Attribute	Irrawaddy dolphin	Red-headed Pigmy
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Red-headed Pigmy

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.