from a biological perspective, the vast majority of mutations are, in fact, disastrous. every once in a blue moon, there's a beneficial mutation - maybe a mutation change in skin/fur color that makes camouflage much easier, and raises evasion from predators. it's these tiny little positive mutations, compounded over a multitude of generations, that create evolution.
from a biological perspective, the vast majority of mutations are, in fact, disastrous. every once in a blue moon, there's a beneficial mutation - maybe a mutation change in skin/fur color that makes camouflage much easier, and raises evasion from predators. it's these tiny little positive mutations, compounded over a multitude of generations, that create evolution.