Compare a hummingbird and an ostrich; the differences are striking One is tiny and hovers in the air like a helicopter. The other is massive and stays grounded, sprinting rather than flying. Though opposite in many ways, hummingbirds and ostriches share features such as feathers and wings that mean they are both birds. Discover how all birds are alike in this informative title.
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.