Caldecott Honor-winning illustrator Brendan Wenzel's irresistible animal images take the spotlight in this new series of concept board books for young children, based on his award-winning picture book Hello Hello . Say HELLO to learning fun! Little ones will learn about opposites with the help of a heavy walrus and light butterfly, a tough rhino and gentle fawn, a loud tiger and quiet salamander, and many more delightfully different pairs! A parade of wild animals walks, swims, and flies across the sturdy pages of this colorful book. Read the playful text. Find the opposites. Marvel at the incredible array of animals-big and small-that populate our planet. A key at the end of the book identifies each animal for those who want to learn even more.