title: Preening and associated comfort behavior in birds.
authors.affiliation: Experimentelle Tierpsychologie, Psychologisches Institut, Ruhr-Universität, Bochum, Federal Republic of Germany.
authors.forename: J D
authors.initials: JD
authors.lastname: Delius
mesh_terms: D000324:Adrenocorticotropic Hormone / Q000494:pharmacology / Q000502:physiology; D000818:Animals; D001058:Apomorphine / Q000494:pharmacology; D001522:Behavior, Animal; D004208:Displacement, Psychological; D004298:Dopamine / Q000502:physiology; D006120:Grooming / Q000187:drug effects
chemical_list: D000324:Adrenocorticotropic Hormone; D001058:Apomorphine; D004298:Dopamine