title: The auditory threshold of the pigeon (Columba livia) by heart-rate conditioning.
mesh_terms: D000818:Animals; D001309:Auditory Threshold; D010856:Columbidae / Q000502:physiology*; D003216:Conditioning, Operant; D004597:Electroshock; D005260:Female; D006339:Heart Rate; D008297:Male