Humboldt's Squirrel Monkey vs large flying fox

Saimiri cassiquiarensis compared with Pteropus vampyrus

Taxonomic Classification

Rank	Humboldt's Squirrel Monkey	large flying fox
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Primates (Primates)	Chiroptera (Bats)
Family	Cebidae	Pteropodidae (Fruit Bats)
Genus	Saimiri	Pteropus (Flying Foxes)
Species	Saimiri cassiquiarensis	Pteropus vampyrus

Evolutionary Relationship

Humboldt's Squirrel Monkey and large flying fox share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Humboldt's Squirrel Monkey

NT — Near Threatened

large flying fox

NT — Near Threatened

Trend: Decreasing ↓

Physical Characteristics

Attribute	Humboldt's Squirrel Monkey	large flying fox
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	30 cm
Average Weight	—	1.1 kg

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.

large flying fox

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types spanning the Australasia and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Indonesia, Malaysia, Philippines, and Thailand. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

large flying fox

The world's largest bat species, large flying foxes have wingspans reaching 1.5 meters and inhabit tropical forests from Southeast Asia to the Philippines and Indonesia. Despite the alarming name, they feed exclusively on fruit and nectar, making them vital pollinators and seed dispersers for tropical forest trees. Roost in massive colonies of thousands. Listed as Vulnerable due to hunting for bushmeat and habitat destruction.