Animals use their eyes to surprise, mesmerize, light the night, and start fights! This bright, colorful book explores the sensational variety of eyes in the world's animals. Discover trick eyes, sideways eyes, glow-in-the-dark eyes, giant eyes, see-through eyes, and many more. Includes fun, easy experiments that illustrate the way animal eyes work, cool eye facts to gross out family and friends, matching game, glossary, and index.