This MasterPieces 15" x 21" 500 piece Hidden Image Glow-in-the-Dark Puzzles features a close-up of an owner greeting his dog and he runs towards him with excitement, the pen of happy pigs on the farm. Can you find all 14 hidden animals? Some glow-in-the-dark and others are hiding in plain sight! Artist, Steve Read hides amazing hidden images within each beautiful piece of art, and his puzzles never disappoint. Find all the secrets in these wildly entertaining puzzles! To reduce their impact on our environment, the chipboard used in these puzzles is made of recycled material.