Guiana Dolphin vs White-headed Duck

Sotalia guianensis compared with Oxyura leucocephala

Key Differences

• Guiana Dolphin is Data Deficient while White-headed Duck is Not Evaluated.

Taxonomic Classification

Rank	Guiana Dolphin	White-headed Duck
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Aves (นก)
Order	Cetacea (Whales & Dolphins)	Anseriformes (อันดับห่าน)
Family	Delphinidae (Oceanic Dolphins)	Anatidae
Genus	Sotalia	Oxyura
Species	Sotalia guianensis	Oxyura leucocephala

Evolutionary Relationship

Guiana Dolphin and White-headed Duck share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Guiana Dolphin

DD — Data Deficient

White-headed Duck

NE — Not Evaluated

Physical Characteristics

Attribute	Guiana Dolphin	White-headed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guiana Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

White-headed Duck

Habitat

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

Range

Found across Europe (9 countries).

White-headed Duck

White-headed Duck (Oxyura leucocephala) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.