Greater Scaup vs Peale s Dolphin

Aythya marila compared with Lagenorhynchus australis

Key Differences

• Greater Scaup is Vulnerable while Peale s Dolphin is Least Concern.

Taxonomic Classification

Rank	Greater Scaup	Peale s 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	Aythya	Lagenorhynchus
Species	Aythya marila	Lagenorhynchus australis

Evolutionary Relationship

Greater Scaup and Peale s Dolphin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Greater Scaup

VU — Vulnerable

Peale s Dolphin

LC — Least Concern

Physical Characteristics

Attribute	Greater Scaup	Peale s Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Greater Scaup

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Peale s Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Greater Scaup

Greater Scaup (Aythya marila) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.