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Giants of the Primate World Revealed!
7 May
Summary
- Mandrills are the heaviest monkeys, males reaching up to 54kg.
- Chacma baboons are formidable, long-limbed, and built for endurance.
- Grey langurs are large leaf-eaters with remarkably long tails.

The primate world boasts several heavyweight monkey species that command respect, rivaling even great apes in size and presence. Among these titans, the mandrill emerges as the heaviest, with adult males reaching up to a remarkable 54kg and inhabiting the rainforests of West Central Africa. Their sheer bulk and colorful facial features mark them as true jungle royalty.
In Southern Africa's open plains, the chacma baboon stands out for its power and endurance. These long-limbed primates possess formidable canines and are built to survive harsh environments, capable of defending their troops against dangerous predators.
The grey langur, found in India, showcases that size isn't solely about bulk. As the largest leaf-eating monkey, it boasts a striking silvery coat and an exceptionally long tail, aiding its impressive leaps between trees in the canopy.
Other notable large monkeys include the Tibetan macaque from China's high-altitude forests, recognized for its thick fur and substantial build, and the proboscis monkey of Borneo, famed for its distinctive large nose and webbed feet. The drill, a relative of the mandrill from Central Africa, is also one of the continent's largest and most endangered monkeys.