Before revision: There looms large belief that while both humans and animals evolve simultaneously, domesticated animals have benefitted the most from human-animal relationships because they have increased in population much further than they ever would have in a natural occurrence because of their selected "human-like" characteristics.
After revision: There exists the belief that while both humans and animals evolve simultaneously, domesticated animals have benefitted the most from human-animal relationships because they have increased in population much further than they ever would have in a natural occurrence because of their selected "human-like" characteristics.