Humboldt's Squirrel Monkey vs Ruddy Duck

Saimiri cassiquiarensis compared with Oxyura jamaicensis

Key Differences

• Humboldt's Squirrel Monkey is Near Threatened while Ruddy Duck is Least Concern.

Taxonomic Classification

Rank	Humboldt's Squirrel Monkey	Ruddy Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Anseriformes (Anseriformes)
Family	Cebidae	Anatidae
Genus	Saimiri	Oxyura
Species	Saimiri cassiquiarensis	Oxyura jamaicensis

Evolutionary Relationship

Humboldt's Squirrel Monkey and Ruddy Duck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Humboldt's Squirrel Monkey

NT — Near Threatened

Ruddy Duck

LC — Least Concern

Physical Characteristics

Attribute	Humboldt's Squirrel Monkey	Ruddy Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Humboldt's Squirrel Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Ruddy Duck

Habitat

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

Range

Widely distributed across Africa (Algeria, Tunisia), Asia (Azerbaijan, Israel, Turkey), Europe (19 countries), North America (United States), and South America (Colombia, Ecuador).

Ruddy Duck

Ruddy Duck (Oxyura jamaicensis) 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.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇪🇨 Ecuador