How do whales sleep? Why do they blow bubbles? What can narwhals do with their tusks? This book has the answers to these questions and many more, along with photographs, step-by-step illustrations and links to websites with video clips and activities.
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.