Bentfin devil ray vs Collins' Squirrel Monkey

Mobula thurstoni compared with Saimiri collinsi

Key Differences

• Bentfin devil ray is Endangered while Collins' Squirrel Monkey is Least Concern.

Taxonomic Classification

Rank	Bentfin devil ray	Collins' Squirrel Monkey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Primates (Primates)
Family	Myliobatidae	Cebidae
Genus	Mobula	Saimiri
Species	Mobula thurstoni	Saimiri collinsi

Evolutionary Relationship

Bentfin devil ray and Collins' Squirrel Monkey share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bentfin devil ray

EN — Endangered

Collins' Squirrel Monkey

LC — Least Concern

Physical Characteristics

Attribute	Bentfin devil ray	Collins' Squirrel Monkey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bentfin devil ray

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

Distributed across Chile and Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Collins' Squirrel Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bentfin devil ray

The Bentfin devil ray (Mobula thurstoni) is a species in the genus Mobula. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

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.