Rhythms in the production of corticosteroids in birds.
D000305:Adrenal Cortex Hormones / Q000096:biosynthesis*; D000311:Adrenal Glands / Q000378:metabolism; D000450:Aldosterone / Q000096:biosynthesis; D000818:Animals; D001717:Birds / Q000502:physiology*; D002940:Circadian Rhythm; D003345:Corticosterone / Q000096:biosynthesis; D003900:Desoxycorticosterone / Q000096:biosynthesis; D004372:Ducks; D008297:Male; D012621:Seasons
D000305:Adrenal Cortex Hormones; D003900:Desoxycorticosterone; D000450:Aldosterone; D003345:Corticosterone