Serbian artist Dušan Krtolica began drawing when he was only 2 years old, barely able to hold a pen. He's 15 now and has had 6 solo exhibitions already. Dušan loves the natural world, it's his main theme. In fact, his...

Serbian artist Dušan Krtolica began drawing when he was only 2 years old, barely able to hold a pen. He's 15 now and has had 6 solo exhibitions already. Dušan loves...