Hourglass Dolphin vs White-fronted Tern

Lagenorhynchus cruciger compared with Sterna striata

Key Differences

• Hourglass Dolphin is Least Concern while White-fronted Tern is Near Threatened.

Taxonomic Classification

Rank	Hourglass Dolphin	White-fronted Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Charadriiformes (Charadriiformes)
Family	Delphinidae (Oceanic Dolphins)	Laridae
Genus	Lagenorhynchus	Sterna
Species	Lagenorhynchus cruciger	Sterna striata

Evolutionary Relationship

Hourglass Dolphin and White-fronted Tern share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Hourglass Dolphin

LC — Least Concern

White-fronted Tern

NT — Near Threatened

Physical Characteristics

Attribute	Hourglass Dolphin	White-fronted Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

White-fronted Tern

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.