Pyle, Keller: - Keller Pyle's colorful illustrations have filled the pages of many children's books such as Once Upon a Zoo and All Aboard Georgia. With a passion for art, he earned a BFA in illustration from the Savannah College of Art and Design. His love of dinosaurs and birds showed him a unique perspective when illustrating Why Do Birds Eat Bagels? Keller lives in Cartersville, Georgia, with his dogs, Hank and Rusty, and his collection of books, dinosaur toys, and tin robots.