Desert Duets: Sonoran Desert Poems for Two Voices Birds
What are the characteristics of birds? Birds are vertebrates, animals with backbones, that lay eggs. They are warm-blooded. They have feathers, toothless beaks, and wings. Most birds can fly. Their light weight and strong skeletons help them fly. For more information: All content copyright 2008 - 2019 Judi Moreillon |