But so as to more accurately locate and catch its night prey, the insect-eating bat has also developed a sonar navigation system which is even more sensitive than the power of vision.
但要在夜間更精確發現、捕食飛行獵物，食蟲蝙蝠發展出一套比視力更精密的「導航系統」，利用音波來指示方位。