Effects of crowding and intermittent isolation on gerbils (Meriones unguiculatus).
D000311:Adrenal Glands / Q000033:anatomy & histology; D000374:Aggression; D000818:Animals; D001522:Behavior, Animal; D001835:Body Weight; D003441:Crowding; D005106:Exploratory Behavior; D005260:Female; D005298:Fertility; D005849:Gerbillinae / Q000254:growth & development*; D006801:Humans; D006854:Hydrocortisone / Q000097:blood; D008297:Male; D009929:Organ Size; D011156:Population Density; D012737:Sex Factors; D012919:Social Behavior; D012934:Social Isolation; D013315:Stress, Psychological; D013731:Territoriality; D013737:Testis / Q000033:anatomy & histology
D006854:Hydrocortisone