Answers

2016-04-15T21:49:25+05:30
Whales and dolphins use their lungs to breathe air . no,they cant live without water as 
they need to stay hydrated in order to survive.

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2016-04-15T22:27:23+05:30
Whales and dolphins use  lungs for breathing
.Whale and Dolphin cannot  live out of water because they can only breathe in water
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