Hourglass Dolphin vs Olive Pearl

Lagenorhynchus cruciger compared with Udea olivalis

Key Differences

• Hourglass Dolphin is Least Concern while Olive Pearl is Near Threatened.

Taxonomic Classification

Rank	Hourglass Dolphin	Olive Pearl
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)	Crambidae
Genus	Lagenorhynchus	Udea
Species	Lagenorhynchus cruciger	Udea olivalis

Evolutionary Relationship

Hourglass Dolphin and Olive Pearl share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Hourglass Dolphin

LC — Least Concern

Olive Pearl

NT — Near Threatened

Physical Characteristics

Attribute	Hourglass Dolphin	Olive Pearl
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Olive Pearl

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.