adaptations

Question 1

how do amphibians breathe

Answer 1

thru skin and lungs

Question 2

how do reptiles breathe

Answer 2

thru lungs

Question 3

how do insects breathe

Answer 3

thru holes on their bodies?

Question 4

y r cactus leaves reduced 2 spines

Answer 4

when the leaves r smaller-> reduced exposed surface area-> lesser stomata on underside of leaf-> lesser water lost

Question 5

y do birds migrate

Answer 5

-to reproduce
-to get more food
-to go somewhere warmer