They discovered that 11-year-old Dusan Krtolica from Serbia is a child prodigy, but what really surprised them was his drawing ability. Most of his drawings are pen-and-pencil works of various species of animals, both alive and extinct. However, what's most surprising is that his animal drawings all anatomically correct. That's right, Dusan has extensive knowledge of geological eras, and which animals roamed the earth during those periods. He's memorized all 65 species of marsupials and can effortlessly recite their names. Continue reading for more pictures and information.