Australian humpback dolphin vs Gadwall

Sousa sahulensis compared with Mareca strepera

Key Differences

• Australian humpback dolphin is Vulnerable while Gadwall is Least Concern.

Taxonomic Classification

Rank	Australian humpback dolphin	Gadwall
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	Sousa	Mareca
Species	Sousa sahulensis	Mareca strepera

Evolutionary Relationship

Australian humpback dolphin and Gadwall share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Australian humpback dolphin

VU — Vulnerable

Gadwall

LC — Least Concern

Physical Characteristics

Attribute	Australian humpback dolphin	Gadwall
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Australian humpback dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Gadwall

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia).

Australian humpback dolphin

The Australian humpback dolphin (Sousa sahulensis) is a species in the genus Sousa. It is currently classified as Vulnerable on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Gadwall

Gadwall (Mareca strepera) 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.