Collins' Squirrel Monkey vs Orinoco Four-eyed Opossum

Saimiri collinsi compared with Philander deltae

Taxonomic Classification

Rank	Collins' Squirrel Monkey	Orinoco Four-eyed Opossum
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Primates (灵长目)	Didelphimorphia (负鼠目)
Family	Cebidae	Didelphidae
Genus	Saimiri	Philander
Species	Saimiri collinsi	Philander deltae

Evolutionary Relationship

Collins' Squirrel Monkey and Orinoco Four-eyed Opossum share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Collins' Squirrel Monkey

LC — Least Concern

Orinoco Four-eyed Opossum

LC — Least Concern

Physical Characteristics

Attribute	Collins' Squirrel Monkey	Orinoco Four-eyed Opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Collins' Squirrel Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Orinoco Four-eyed Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

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.