title: Hormonal influences in the evolution and ontogeny of imprinting behavior in the duck.
mesh_terms: D000324:Adrenocorticotropic Hormone / Q000494:pharmacology*; D000367:Age Factors; D000616:Aminoglutethimide / Q000494:pharmacology; D000818:Animals; D001362:Avoidance Learning; D003345:Corticosterone / Q000097:blood / Q000494:pharmacology*; D004372:Ducks; D004625:Embryo, Nonmammalian; D005824:Genetics, Behavioral; D007103:Immobilization; D007173:Imprinting, Psychological / Q000187:drug effects*
chemical_list: D000616:Aminoglutethimide; D000324:Adrenocorticotropic Hormone; D003345:Corticosterone