Nature demonstrates that everything in constant self interested free for all life-and-death competition over limited resources makes some spectacular results over time.
yea, toughest proving ground but gets efficient, creative results.
If it was possible to quantify the amount of suffering in nature in terms we could understand it would be extremely large, consider myself lucky to be born a human of all things.
It is seriously constrained by only being able to mold what came before, but wow what it has been able to do, bats flying with their fingers is my favorite adaption over time.