Answers

2016-03-17T19:17:35+05:30
They respire through lungs...crocodile in water respire through skin and on land it repire through lungs......
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2016-03-17T19:51:18+05:30
Croc respire through lungs
while under water they hold their breath

dolphins respire through lungs
they respire while they come to the surface
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