Eye to Eye How Animals See The World Author:Steve Jenkins In his latest eye-popping work of picture book nonfiction, Caldecot Honor-winning author-illustrator, Steve Jenkins explains how for most animals, biologically, eyes are the most important source of information about the world. The simplest eyes--clusters of light-sensitive cells--appeared more than one billion years ago, and provided a big surv... more »ival advantage to the first creatures that had them. Since then, animals have evolved an amazing variety of eyes, along with often surprising ways to use them.« less