[vouaobrasil]

That is true, and it is a good point. But the rate at which we are causing the extinction is much faster, and we do it consciously, causing harm to millions of species including ourselves. But you do have a point, I'll acknowledge that. We are not much different than a plague or a massive infection. Nevertheless, the fact that we do have intelligence means we have the moral obligation not to destroy other life and NOT to destroy at the rate we are.