Which is exactly why new super viruses, cancers, etc form. Nature is fighting back.
We are the top of the food chain, the smartest, the strongest, the top of the survival list. Ultimately, however, we are not the greatest power of earth. Nature is, and it will take care of itself. If we do too much damage to the environment and other species, nature will find a way to exterminate us. Or we may do that all on our own.
Buzz