title: On the acoustic basis of species identification in wood ducklings (Aix sponsa).
mesh_terms: D000161:Acoustic Stimulation; D000162:Acoustics; D000818:Animals; D000831:Animals, Newborn; D001307:Auditory Perception; D003423:Critical Period, Psychological; D004372:Ducks; D011930:Reaction Time; D014828:Vocalization, Animal