The significance of white-crowned sparrow song.
D000818:Animals; D001362:Avoidance Learning; D001522:Behavior, Animal; D001717:Birds; D005260:Female; D006066:Gonads / Q000254:growth & development; D006185:Habituation, Psychophysiologic; D006702:Homing Behavior; D006799:Housing, Animal; D008297:Male; D010775:Photic Stimulation; D012054:Reinforcement, Psychology; D012193:Reversal Learning; D013045:Species Specificity; D013731:Territoriality; D014828:Vocalization, Animal