| 释义 |
- 啄序：家禽群体中的社会组织基本模式，其中每只鸟会啄击排名较低的另一只鸟，而不用担心报复，并向排名较高的鸟屈服。这是一种支配等级制度，也可以用于描述社会动物群体中的社会等级制度。
1 ?禽群等级 ... unique sequence DNA 释义：单一顺序DNA,单一序列DNA peck-order 释义：禽群等级,啄食顺序 target sequence 释义：靶顺序,靶序列 ...
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Score one for the birds. The pigeons had learned an abstract rule: peck images on a screen in order, lower Numbers to higher. 给鸟类记上一分吧。鸽子已学会了一条抽象规则：按照数量从少到多的顺序轻啄屏幕上的图像。 - 2
Given groups of six and nine, they could pick, or peck, the images in the right order. 给它们几组包含六个和九个物品的图像，它们也能按正确顺序挑选或轻啄图像，证明了鸟类的确很聪明。 - 3
When she found something delicious to eat, she often lowered her head to peck again and again, chuckling in order to ask her children to come and enjoy it together. 胖母鸡找到美味佳肴时，低下头去，一次又一次地啄食，咯咯叫个不停，以便招呼孩子们来一起享受。
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