In time, these frogs will be able to lay their own frog spawn and their life cycle will begin again. But frogs aren't the only animals that go through metamorphosis. Butterflies also go through a ...

And these children will get older and may also have children, and so on. We call this a life cycle. As you grow older, how you look will change a lot. And one of the most amazing changes in nature ...

Particularly it adds to the origins and endurance of the biphasic life cycle seen in frogs today ... independently at several ...