black-headed spider monkey vs Guayaquil Squirrel

Ateles fusciceps compared with Sciurus stramineus

Key Differences

• black-headed spider monkey is Endangered while Guayaquil Squirrel is Least Concern.

Taxonomic Classification

Rank	black-headed spider monkey	Guayaquil Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Primates (Primates)	Rodentia (Rodents)
Family	Atelidae	Sciuridae (Squirrels)
Genus	Ateles	Sciurus (Tree Squirrels)
Species	Ateles fusciceps	Sciurus stramineus

Evolutionary Relationship

black-headed spider monkey and Guayaquil Squirrel share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

black-headed spider monkey

EN — Endangered

Guayaquil Squirrel

LC — Least Concern

Physical Characteristics

Attribute	black-headed spider monkey	Guayaquil Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

black-headed spider monkey

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

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

Guayaquil Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Peru.

black-headed spider monkey

The Black-Headed Spider Monkey (Ateles fusciceps) is a species in the genus Ateles. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.