Chacmas, also known as baboons, are fascinating primates that mainly inhabit Africa. They are known for their intelligence and social behavior, and have a variety of synonyms. Firstly, they are often referred to as "mandrills," which are another species of baboon that have distinctively colorful faces. Other synonyms include "geladas," "hamadryas," and "drills," all of which are different types of baboon species. Additionally, some people may use informal names for chacmas such as "big apes" or "wild monkeys." Whatever the name used, chacmas remain a prominent species in the animal kingdom, and continue to fascinate researchers and animal enthusiasts alike.