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Baboons have a complex system of communication that includes vocalizations, facial expressions, posturing, and gesturing. These vocalizations, which baboons use to express emotions, include grunts, lip-smacking, screams, and alarm calls.The intensity of the emotion is conveyed by repetition of the sounds in association with other forms of communication.hese vocalizations, which baboons use to express emotions, include grunts, lip-smacking, screams, and alarm calls. The intensity of the emotion is conveyed by repetition of the sounds in association with other forms of communication.
Communication can be divided into two different areas: instrumental and affective. Instrumental communication is the exchange of factual information that enables individuals to fulfill common family functions (e.g., telling a child that he/she will be picked up from school at a specific time and location).