[deltaonetwo]

>I think people generally underestimate how non-straightforward natural selection is, especially when epigenetics is taken into account. Living beings carry around a lot of dormant genes that can spring to life under specific conditions.

Yes but that does not mean you discount the straightforward answers either. A more complicated and creative answer does not make it more right then the simple answer. That is one aspect of the bias a lot of people have for the topic.