| 单词 | sign stimulus |
| 释义 | > as lemmassign stimulus sign stimulus n. Zoology the component or characteristic of an external stimulus which initiates a particular innate behavioural response in an animal perceiving it, regardless of the presence or absence of the remainder of the stimulus. ΘΚΠ the world > life > biology > balance of nature > external influences > [noun] > sign stimulus sign stimulus1934 releaser1935 social releaser1948 1934 E. S. Russell Behaviour of Animals ii. 33 The principle of representative stimuli, or sign stimuli as we may call them for short, is illustrated not only in the flight reactions of animals..but even more clearly in..food-finding behaviour. 1975 J. Alcock Animal Behavior vi. 153 The first concept we shall examine is the sign stimulus or releaser, that portion of the total stimulus configuration which acts as the effective cue in releasing a specific behavior pattern. 2007 J. L. Gould & C. G. Gould Animal Architects i. 11 Goslings..are born ready to focus on such sign stimuli as movement away from the nest, a species-specific ‘exodus’ call, and a certain waddling motion on the part of the target. < as lemmas |
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