Now I have carefully cropped this sequence to be exactly the duration of a human eye blink, so in the time that it would take you to blink your eye, the fly has seen this looming predator, estimated its position, initiated a motor pattern to fly it away, beating its wings at 220 times a second as it does so.
この映像は人間の瞬きと 同じ時間にカットしてある 人間が一回瞬きをする間に ミバエが捕食者を発見して 位置を確認して 飛び去るための筋肉運動を開始した 毎秒220回も羽ばたきながら