Haviside s Dolphin vs Tufted Duck

Cephalorhynchus heavisidii compared with Aythya fuligula

Key Differences

• Haviside s Dolphin is Near Threatened while Tufted Duck is Least Concern.

Taxonomic Classification

Rank	Haviside s Dolphin	Tufted Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Anseriformes (Anseriformes)
Family	Delphinidae (Oceanic Dolphins)	Anatidae
Genus	Cephalorhynchus	Aythya
Species	Cephalorhynchus heavisidii	Aythya fuligula

Evolutionary Relationship

Haviside s Dolphin and Tufted Duck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Haviside s Dolphin

NT — Near Threatened

Tufted Duck

LC — Least Concern

Physical Characteristics

Attribute	Haviside s Dolphin	Tufted Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Haviside s Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Tufted Duck

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and North America (United States).

Tufted Duck

Tufted Duck (Aythya fuligula) 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.