Can Crocodiles Cry?
Amazing Answers to Mind-Blowing Questions
The sea is salty because minerals (including salts) wash down to the oceans through rocks and up through vents in the ocean floor. Icebergs, conversely, are made of fresh water from glaciers and compacted snow. This book reveals a host of such fascinating facts in answering hundreds of baffling questions about science, the world, the universe, the human body and the animal kingdom.
National Birds of the World
From Angola's Red-Crested Turaco to Zimbabwe's African Fish-Eagle, more than 90 avian species have been adopted as official symbols of national identity. Each bird is pictured and described in this comprehensive guide, which features data such as size, diet and habitat alongside an explanation of reasons for the bird's use as a national emblem, information on its conservation status and examples of its prevalence in the stamps, coats of arms and wider culture of its country. Foreword by Chris Packham.
Flags of the World
From Afghanistan to Zimbabwe, this A–Z of nations and their flags contains basic information, a summary history and an example of each country’s postage stamps as well as the illustration and full description of its flag. The book also provides introductory sections on topics such as flag history, anatomy and styles; world maps; and illustrated lists of international organizations, sub-national flags, and alphabet and numeral signal flags.