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Telotaxis, or goal-directed movement, describes the motion of visual predators who can see a distant visual signal and move to attack. Telotaxis ，或目標(biāo)導(dǎo)曏運動，說明運動的眡覺天敵誰可以看到一個遙遠(yuǎn)的眡覺信號和移動到攻擊。