Huh? I seem to recall watching the series "Planet Earth 2" and there was some tense scenes with iguanas and snakes: https://www.vulture.com/2017/02/planet-eart

Huh? I seem to recall watching the series "Planet Earth 2" and there was some tense scenes with iguanas and snakes: https://www.vulture.com/2017/02/planet-earth-ii-iguana-snakes-scene-story.html https://www.vulture.com/2017/02/planet-earth-ii-iguana-snake... Looks like they have a predator to me. You might have a point about war and in general consumption being a 'wired-in' behaviour. Then again assuming we have something like intelligence and free will, we should be able to choose to override some primitive behaviour.