Signaling can arouse and stimulate animals for very specific kinds of behavior such as defence, play or other CUED activities which are being initiated or are already in progress . … In Bradbury's Fahrenheit 451: when Montag asks Mildred to turn down the salong sound , she only pretends to do so; but when the firemen commander asks her to do the same, she does it right away
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Approaches to Animal Communication