Testis weight, body weight and breeding system in primates.
D000818:Animals; D001835:Body Weight; D005260:Female; D006801:Humans; D008297:Male; D009929:Organ Size; D011323:Primates / Q000033:anatomy & histology / Q000502:physiology*; D012098:Reproduction; D012726:Sexual Behavior, Animal / Q000502:physiology; D013045:Species Specificity; D013737:Testis / Q000033:anatomy & histology