Irrawaddy dolphin vs Silky Wave

Orcaella brevirostris compared with Idaea dilutaria

Taxonomic Classification

Rank	Irrawaddy dolphin	Silky Wave
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)	Geometridae
Genus	Orcaella	Idaea
Species	Orcaella brevirostris	Idaea dilutaria

Evolutionary Relationship

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

Conservation Status

Irrawaddy dolphin

EN — Endangered

Silky Wave

EN — Endangered

Physical Characteristics

Attribute	Irrawaddy dolphin	Silky Wave
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Silky Wave

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.