bare-eared squirrel monkey vs Collins' Squirrel Monkey

Saimiri ustus compared with Saimiri collinsi

Key Differences

• bare-eared squirrel monkey is Near Threatened while Collins' Squirrel Monkey is Least Concern.

Taxonomic Classification

Rank	bare-eared squirrel monkey	Collins' Squirrel Monkey
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order same	Primates (อันดับวานร)	Primates (อันดับวานร)
Family same	Cebidae	Cebidae
Genus same	Saimiri	Saimiri
Species	Saimiri ustus	Saimiri collinsi

Evolutionary Relationship

bare-eared squirrel monkey and Collins' Squirrel Monkey share a common ancestor at the Genus level: Saimiri.

Conservation Status

bare-eared squirrel monkey

NT — Near Threatened

Collins' Squirrel Monkey

LC — Least Concern

Physical Characteristics

Attribute	bare-eared squirrel monkey	Collins' Squirrel Monkey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

bare-eared squirrel monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Collins' Squirrel Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

bare-eared squirrel monkey

The Bare-eared squirrel monkey (Saimiri ustus) is a species in the genus Saimiri. It is currently classified as Near Threatened on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Collins' Squirrel Monkey

<em>Saimiri collinsi</em>, commonly known as Collins' Squirrel Monkey, is a primate species belonging to the genus <em>Saimiri</em> within the family Cebidae. Squirrel monkeys are small, highly social New World primates known for their agility in forest canopies and their complex group dynamics. This species is assessed as Least Concern by major conservation bodies, indicating that its populations are not currently considered at high risk of decline, though ongoing deforestation and habitat fragmentation in Amazonian regions may affect future population stability. Collins' Squirrel Monkey inhabits diverse terrestrial and aquatic-adjacent environments typical of tropical forest ecosystems in South America. Specific country-level distributional records are not detailed in current documentation. Dietary information specific to this species has not been recorded, though squirrel monkeys in general are omnivorous, consuming insects, small vertebrates, fruits, and other plant material. Biological traits of this species remain poorly documented in the scientific literature. Research into the taxonomy and ecology of <em>Saimiri collinsi</em> continues to refine understanding of squirrel monkey diversity.