Hiring Organization: Moroccan association for Protection of Heritage and Barbary Macaques Date Posted: 2019-05-31 Position Description: Language is often thought to be what separates humans from animals. Primates communicate as well regarding external objects through manipulation or the exchange of information about it throughout their lifespans from an early age. By achieving this associative project, we investigate multimodal communication in Barbary macaques (Macaca sylvanus) as well as their communicative system by the mean of trees and branches. I attempted to identify the interests in the use of multimodal signals in Barbary macaques and whether there are any communicative goals when an individual performs tree-shaking behaviour. This study allowed to highlight significant b