Maestripieri, Dario; Roney, James R. - In: Behavioral Ecology 16 (2005) 1, pp. 106-113
Females in some species of Old World monkeys and apes vocalize after copulation, but the function of these … vocalizations is not clear. In this article, we examine the hypothesis that copulation calls are a form of postcopulatory female … choice. According to this hypothesis, copulation calls are honest signals of fertility (i.e., ovulation) that are used by …