Following-response initiation in ducklings: age and sensory stimulation.
On the basis of visual stimulation alone, younger ducklings are much less apt than older ducklings to follow a moving model. When the model emits both visual and auditory stimulation, the following-response of the ducklings is greatly enhanced at all ages.
D000161:Acoustic Stimulation; D000375:Aging; D000818:Animals; D004372:Ducks; D006309:Hearing; D006801:Humans; D007858:Learning; D010775:Photic Stimulation; D014785:Vision, Ocular; D014796:Visual Perception
AGING; HEARING; LEARNING; VISUAL PERCEPTION