Related by context. Frequent words. (Click for all words.) 48 male 46 females 45 males 45 sexual dimorphism 42 zebra finches 40 Male 39 Caucasian males 39 genetically programmed 39 placental mammals 39 female 38 reproductively 38 sex hormone estrogen 38 body fatness 37 Males 37 estrus 37 courtship rituals 37 reproductive hormones 36 By Yoon Ja 36 platypuses 36 Upon arrival deputies 36 Chung Ah 36 menarche 36 prepubertal 36 rhesus macaques 36 pre menopausal 36 reproductive disorders 35 motile 35 skinks 35 MetS 35 fox squirrels 35 male #'# tall 35 sticklebacks 35 breeding plumage 35 rhesus macaque 35 interacting 34 cougar 34 husky mix 34 pipefish 34 asexual reproduction 34 killdeer 34 mottled brown 33 mole rats 33 germ cells 33 heterosexual males 33 mating 33 rhesus monkeys 33 squirrels 33 female reproductive organs 33 alpha male 33 #'# tall weighing 33 bobolinks 33 littermates 33 nestlings 33 endometrial cancers 33 testes 33 mongooses 33 carpenter bees 33 overrepresented 33 macaque 32 behave differently 32 damselflies 32 Caucasian 32 subpopulations 32 rhesus 32 lighter skinned 32 offspring 32 fawns 32 behavioral patterns 32 macaques 32 premenopausal 32 cohabitating 32 Younger 32 pronghorns 32 whoopers 32 nondiabetic 32 behaviourally 32 caucasian 32 cicadas 31 cougars 31 intersexed 31 squirrel monkeys 31 Marital status 31 hermaphrodites 31 interaction 31 studying 31 shyest 31 stereotypic 31 behaving inappropriately 31 conversing 31 naked mole rats 31 brown tabby 31 mimicking 31 hermaphroditic 31 Sexual dysfunction 31 brown curly hair 31 polyandry 30 interactions 30 Sedentary 30 Correlates 30 chimps 30 barn swallows