Question

Bats have no eyes still they can ascertain distances, directions, nature and size of the objects . explain why ?

Answer 1

Bats have ultrasonic waves when these waves hit with a obstacle they reflect back giving them idea about the direction , size etc
Hope it helped
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Answer 2

.because they can feel like i m walking through a street at night if i m stopped thrn bat will do not know that i m here but if I walk then he feels