Atlas Moth (Attacus Atlas) ~ the tip of the moth's wing is camouflaged to resemble the head of a distinctive cobra snake. When disturbed, the Atlas moth falls to the ground and writhes about to complete the illusion.
In The - This (along with so many innumerable reasons) is why the rain forests are so important. We are destroying so much of our world that we could lose things like this in our lifetime. That's too fast for the Earth to compensate.