Isabel's Saki vs Lesser Scaup

Pithecia isabela compared with Aythya affinis

Key Differences

• Isabel's Saki is Data Deficient while Lesser Scaup is Least Concern.

Taxonomic Classification

Rank	Isabel's Saki	Lesser Scaup
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Anseriformes (Anseriformes)
Family	Pitheciidae	Anatidae
Genus	Pithecia	Aythya
Species	Pithecia isabela	Aythya affinis

Evolutionary Relationship

Isabel's Saki and Lesser Scaup share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Isabel's Saki

DD — Data Deficient

Lesser Scaup

LC — Least Concern

Physical Characteristics

Attribute	Isabel's Saki	Lesser Scaup
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Isabel's Saki

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Lesser Scaup

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, Ecuador, Venezuela).

Lesser Scaup

Lesser Scaup (Aythya affinis) 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.