Snakes use the color green to sleep in trees safely. Tree sloths move so slow that algae grows on them and turns them green! Green Animalswill help readers understand that colors in nature are not just for beauty, but sometimes have more important purposes. Also included in this title is a color wheel showing primary and secondary colors and their relationships. Aligned to Common Core Standards and correlated to state standards. Abdo Kids is a division of ABDO.