Answers

2016-02-27T19:21:39+05:30
Because :
1. Only few eggs get fertilized, rest die.
2. Some of the eggs are eaten by the larger aquatic animals.
3. Some of the eggs don't survive because of changing climate.
0
2016-02-27T21:15:24+05:30
Pls specify about which animal you are taking about.
0
you see the comments there she has specified its frog