Humboldt's Squirrel Monkey vs red howler monkey

Saimiri cassiquiarensis compared with Alouatta seniculus

Key Differences

• Humboldt's Squirrel Monkey is Near Threatened while red howler monkey is Least Concern.

Taxonomic Classification

Rank	Humboldt's Squirrel Monkey	red howler monkey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Primates (Primates)	Primates (Primates)
Family	Cebidae	Atelidae
Genus	Saimiri	Alouatta
Species	Saimiri cassiquiarensis	Alouatta seniculus

Evolutionary Relationship

Humboldt's Squirrel Monkey and red howler monkey share a common ancestor at the Order level: Primates. (Primates)

Conservation Status

Humboldt's Squirrel Monkey

NT — Near Threatened

red howler monkey

LC — Least Concern

Physical Characteristics

Attribute	Humboldt's Squirrel Monkey	red howler monkey
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.

red howler monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇪🇨 Ecuador