Question

dolphin look other food by producing loud sound . defend and elaborate
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Answer 1

Answer:

Dolphins travel in small pods to deter sharks from attacking them, and they avoid predators through the use of echolocation. A group of dolphins works together to defend themselves, but they rarely kill the predator, instead they seek to drive it away.

Explanation:

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Answer 2

Answer:

those are sounds wave which when hit on and object comes back and dolphin is able to tackle it