Haviside s Dolphin vs Silky Wave

Cephalorhynchus heavisidii compared with Idaea dilutaria

Key Differences

• Haviside s Dolphin is Near Threatened while Silky Wave is Endangered.

Taxonomic Classification

Rank	Haviside s 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	Cephalorhynchus	Idaea
Species	Cephalorhynchus heavisidii	Idaea dilutaria

Evolutionary Relationship

Haviside s Dolphin and Silky Wave share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Haviside s Dolphin

NT — Near Threatened

Silky Wave

EN — Endangered

Physical Characteristics

Attribute	Haviside s Dolphin	Silky Wave
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Haviside s 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.