&gt; Eating meat is not natural. Humans are not predators.<p>Um, you are completely off base.<p>Current evidence seems to indicate that, in fact, many of our evolutionary changes from the great apes were all about hunting via endurance.  Effectively we evolved to simply chase prey until it collapsed.<p>So, not only is eating meat natural, and not only are we predators.  But, we are the implacable Terminator of the animal world.