Speedy cheetahs. Huge whales. Venomous jellyfish. The world is full of incredible creatures! Which ones are the fastest, strongest, smartest, and most amazing? Elementary readers find out which animals and dinosaurs rank at the top and what makes them the greatest in their category. Including facts about habitats and traits, this series is perfect for fans of Guinness World Records and animal extremes. Chameleons change colors. Leafy sea dragons blend in with seaweed. Walking sticks look like tree bark. The world is full of animals who can hide and disguise themselves in their surroundings. Captivate elementary minds with intriguing facts and wonderous photos of six super-camouflaged creatures found around the world. Easy-to-read text and appealing page design share details about the featured animals' habitats, traits, and how they use their adaptations to survive. Weird and wonderful facts make this nonfiction book perfect for fans of Guinness World Records and animal extremes. Includes a range map, "Think About It" sidebars, and extra resources for science reports.