Color (1) Reproduction (1) Observations (1) Observations (1) Derivatives (1) Photographs (1) Wild women (1) Wild men (1) State, The (1) Signals and signaling (1) Progesterone (1) Primates (1) Ovulation (1) Months (1) Males (1) Macaques (1) Japanese macaque (1) Japanese (1) Hormones, Sex (1) Force and energy (1) Females (1) Face (1) Expression (1) Cries (1) Pregnancy (1) Energía (Física) (1) Hombres salvajes (1) Ovulación (1) Reproducción (1) Señales y señalización (1)