frog question?

Question

During on mating of frogs, the female lays some 2,000 to 3,000 eggs in water as the male sheds millions of sperm over them. how do these large numbers relate to the frog's fitness for life in water?

Answer 1

The large numbers of sperm and eggs produced have more to do with the fact that frogs have external fertilization. (And because they do, they have to lay the eggs in water, so the eggs do not become dehydrated, and so the sperm are motile to reach them).

Answer 2

small, they get eaten