1518 



SUBJECT INDEX 



Adrenal corticoids {cont.) 



levels during pregnancy, 1007 

 hyi)ophyspctomy and, 1006 

 plasma l)iiuiing, 475—476 

 Adrenal functioning, hypophyseal stalk transec- 

 tion and, 283" 

 Adrenal progesterone and mammary development, 



599-600 

 Adrenal weight, ratio to body weight in wild com- 

 pared with domestic turkeys, 1354 

 Adrenalectomy 



and hypophyseal cytology, 196-197 

 and nest-building in rat, 1308 

 androgen replacement therapy in ducks, 1104 

 Adrenaline (see Epinephrine) 

 Adrenogenital syndrome (see Hyperadrenocor- 



ticism) 

 Aeguidens latifrens, aggressive behavior, reproduc- 

 tive state and, 1254 

 Agapornis fischeri, egg-laying determinate, 1144 

 Agapornis roseicoUis, egg-laying determinate, 1144 

 Agapornis taranta, egg-laying determinate, 1144 

 Age and uterine responsiveness to estrogen, 265- 



266 

 Agelaius tricolor 



egg-laying, suppression of by addition of eggs, 



1283 

 incubation behavior and broodiness, inter- 

 changeability, 1303 

 nest, 1269 



nest -building, temporal relation 

 to copulation, 1271 

 to egg-laying, 1273 

 to follicular growth, 1274 

 parental behavior, new nestlings and, 1301 

 Age of animal 



and acid phosphatase in prostate, 390 



and androgen content of bull testis, 1204 



and estrogen secretion in chick, 1113 



and hypophyseal gonadotrophin secretion, 256- 



258,^503, 1129 

 and induction of ovulation, 514-515 

 and mating behavior, 1202-1204 



tissue responsiveness or hormone reduction?, 

 1204 

 and ovarian follicular growth, 457, 807 

 and ovarian functioning, 476-478 

 and ovarian responsiveness to gonadotrophins, 



263-264, 477-478, 1127-1128, 1130 

 and oviducal response to bronchitis in birds, 1125 

 and parental behavior, 1334-1335 

 and prostate zinc, 381 

 and response of testis 

 to androgen, 338, 1104 

 to cortisone, 1104 

 and responsiveness 



of prostate to estrogen, 428 

 of testis to gonadotrophins, 337 

 and running activity in rats, 1203-1204 

 and seminal fructose secretion, 383 

 and testis atrophy in fishes, 1036 

 and testis structure, 309 

 and tissue responsiveness 

 to androgen, 419-420, 422, 1202-1203, 1214 

 to estrogen, 1214 

 Aggressive behavior 



androgen and, 1197, 1247-1248. 1254-1255, 1258- 



1259, 1387, 

 genetic basis, 1244-1246, 1355 

 in birds, relation to color, 1260 

 in mice, isolation after birth and, 1358 

 methods of study, 1242-1250 



control of the substrate, 1244-1250 

 ovarian hormones in hamster and, 1256 

 releasers, 1260 



Aggressive behavior (cont.) 

 reproductive state and 1250, 1256 

 sex dimorphism in response to androgen, 1254- 

 1255, 1258 

 Aggressive-submissive behavior, dual mecha- 

 nisms? 1257 

 Agkistrodon contortrix, sperm storage in female, 



1055 

 Aipysurus, ovoviviparity. 1057 

 Aloes americana 



development of behavior, parental care and, 1358 

 social behavior, reproductive state and, 1250 

 Alcidae, egg-laying pattern, 1277 

 18-Aldo-ll-desoxycorticosterone and aldosterone 



biosynthesis, 646 

 Aldolase in male accessory reproductive glands, 



392 

 Aldosterone 



biosynthesis, 644-647 

 during pregnancy, 979-980 

 levels in j)regnancy toxemia, 979 

 Alectura lathami 

 incubation, 1295 

 nest -building 



androgen and, 1275 

 role of sexes, 1275 

 Alkaline glycerophosphatase, estrogen and amount 



of, 652 

 Alkaline phosphatase 



histochemical differentiation, 890 



in coagulating gland, androgen and, 413 



in epididymis, androgen and, 715 



in male accessory reproductive glands, 391 



functional significance, 419 

 in placenta, 938-942 



functional significance, 938-940 

 in prostate, androgen and 402, 406, 411-412 

 in seminal vesicles, androgen and, 409-410, 415 

 Alligator 



adrenal cortex development, 1062 

 breeding season, 1050 

 gonads, development of, 1062 

 hermaphroditism in, 1065, 1067 

 hypophyseal gonadal relations, 253 

 mesonephros, androgen and, 1047 

 Mlillerian duct, development, 1062 

 ovary of immature animal, 1050 

 oviduct 



androgen and, 1047 

 of immature animal, 1052 

 penis, 1042 



androgen and, 1047 

 pseudohermaphroditism in, 1065, 1067 

 sex differentiation 

 estrone and, 1069 

 testosterone and, 1069 

 spermatogenesis, seasonal occurrence, 1037 

 testis, interstitial cells, 1039 

 Allopregnane-3-(a)-ol-20-one in pig testis, 332 

 Allopregnane-2-(^)-ol-20-one in pig testis, 332 

 Alosa, hermaphroditism, 1063 

 Alouatta ursina 



behavior maturation, critical periods, 1404 

 social organization, 1242 

 Altricial young, birds, 1298 



Alijtes mesonephric duct, sperm storage in, 1040 

 Alytes obstetricans, transport of developing eggs by 



male, 1048 

 Ambijstoma 



chromosome pattern, 44-45 

 gonad transformation 



dominance of testis, 87-89 

 gonadal hormones and, 94, 95 

 histologic changes, 88 



