Comb Duck vs Hourglass Dolphin

Sarkidiornis melanotos compared with Lagenorhynchus cruciger

Taxonomic Classification

Rank	Comb Duck	Hourglass Dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Cetacea (Whales & Dolphins)
Family	Anatidae	Delphinidae (Oceanic Dolphins)
Genus	Sarkidiornis	Lagenorhynchus
Species	Sarkidiornis melanotos	Lagenorhynchus cruciger

Evolutionary Relationship

Comb Duck and Hourglass Dolphin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Comb Duck

LC — Least Concern

Hourglass Dolphin

LC — Least Concern

Physical Characteristics

Attribute	Comb Duck	Hourglass Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Comb Duck

Habitat

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

Range

Found across Europe (5 countries) and South America (Colombia, Ecuador).

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Comb Duck

Comb Duck (Sarkidiornis melanotos) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.