Before 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 to a far greater extent that would've occurred naturally.
After revision: There exists the belief that while both humans and animals evolve simultaneously, domesticated animals have benefited the most from human-animal relationships because they have increased in population to a far greater extent that would've occurred naturally.