Age range 3 and up Can you spot what's hiding in the wild? From the smallest animals to the largest, underwater and on land, creatures all over the world can blend with their environment to stay invisible. Lift the flaps to meet six of these incredible creatures, including a caterpillar, zebra, and octopus, all showcased in stunning photographs. The simple text and engaging facts are vetted by the unmatched experts at the Museum of Natural History.