Anbieter: ThriftBooks-Dallas, Dallas, TX, USA
Paperback. Zustand: Very Good. No Jacket. Former library book; May have limited writing in cover pages. Pages are unmarked. ~ ThriftBooks: Read More, Spend Less.
Anbieter: Better World Books, Mishawaka, IN, USA
Zustand: Good. Former library copy. Pages intact with minimal writing/highlighting. The binding may be loose and creased. Dust jackets/supplements are not included. Includes library markings. Stock photo provided. Product includes identifying sticker. Better World Books: Buy Books. Do Good.
EUR 29,64
Anzahl: 2 verfügbar
In den WarenkorbPAP. Zustand: New. New Book. Shipped from UK. Established seller since 2000.
Anbieter: Revaluation Books, Exeter, Vereinigtes Königreich
EUR 28,05
Anzahl: 2 verfügbar
In den WarenkorbPaperback. Zustand: Brand New. 185 pages. 8.25x5.50x0.50 inches. In Stock.
Anbieter: Kennys Bookstore, Olney, MD, USA
Zustand: New. . 2010. Paperback. . . . . Books ship from the US and Ireland.
Sprache: Englisch
Verlag: New Brunswick: Rutgers University Press, 2010., 2010
ISBN 10: 0813547385 ISBN 13: 9780813547381
Anbieter: Andrew Isles Natural History Books, Prahran, VIC, Australien
Octavo, paperback,186 pp.,photographs, other illustrations. Imagine an animal the size of your thumb, weighing less than a penny, but consuming half of its weight in food each day.Hummingbirds may be the smallest birds in the world, but they have the biggest appetites. Their wings flutter on average fifty to eighty times each second as they visit hundreds of flowers over the course of a day to sip the sweet nectar that sustains them. Their hearts beat nearly twelve hundred times a minute and their rapid breathing allows these amazing birds to sustain their unique manner of flight. They can hover in the air for prolonged periods, fly backwards using forceful wings that swivel at the shoulder, and dive at nearly two hundred miles per hour. Native only to the Americas, some hummingbirds have been known to migrate from Mexico to Alaska in the course of a season. Watching a hummingbird at a backyard feeder, we only see its glittering iridescent plumage and its long, narrow beak; its rapidly moving wings are a blur to our eyes. These tiny, colorful birds have long fascinated birders, amateur naturalists, and gardeners. But, do they really hum? In this book George C.