Greater Scaup vs Ouistiti a queue noire

Aythya marila compared with Mico melanurus

Key Differences

• Greater Scaup is Vulnerable while Ouistiti a queue noire is Near Threatened.

Taxonomic Classification

Rank	Greater Scaup	Ouistiti a queue noire
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Primates (Primates)
Family	Anatidae	Callitrichidae
Genus	Aythya	Mico
Species	Aythya marila	Mico melanurus

Evolutionary Relationship

Greater Scaup and Ouistiti a queue noire share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Greater Scaup

VU — Vulnerable

Ouistiti a queue noire

NT — Near Threatened

Physical Characteristics

Attribute	Greater Scaup	Ouistiti a queue noire
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.

Ouistiti a queue noire

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.