Near Death Experience

After confronting with a fierce predator, Orca or a Shark perhaps, he rests in a peaceful beach, catching his breath. He knows he's safe, so he goes to sleep. Waiting for his wounds to heal he replenishes with the rays of the sun. He needs the energy to enter the ocean once more and continue to survive.

Perfect Camouflage

Evolution makes no distinction between the strong or weak, it only filters those genes that make the best adaptation to their environment.