One-time Cincinnati Post photographer Robert Clark is now an acclaimed freelance photographer who often goes on assignment for National Geographic.
Last spring he released his book, Feathers: Displays of Brilliant Plumage, which gives readers a truly unique perspective on the wide range of bird feathers. Robert Clark spoke with Cincinnati Zoo Director Thane Maynard about the amazing beauty and function of bird feathers. Robert Clark's most recent book is Evolution: A Visual Record.