Parents invest differently in daughters and sons, study finds. Daughters received more investment in mating and relationship guidance, protection, and material provisioning. Sons received more investment in athletics and physical training, competitive encouragement, and sexual permissiveness.

Parents invest differently in daughters and sons, study finds. Daughters received more investment in mating and relationship guidance, protection, and material provisioning. Sons received more investment in athletics and physical training, competitive encouragement, and sexual permissiveness.