Kategoria BISAC: Nature >> Animals - Birds

120 species of crows, jays and their allies exist in the world today. Many are exceedingly beautiful in colour, grace and form, whereas others are black and somewhat sinister in appearance. In no other group of perching birds has evolution produced such a degree of variation, from the tiny Hume's Ground-Jay of the steppe-highlands of Tibet to the huge Thick-billed Raven of the mountains of Ethiopia. Some have had a long association with people and appear in tales of mythology and superstition, while others have been regarded as agricultural pests. The great majority, however, remain...

Almost two hundred species of birds have become extinct in the past 400 years, and a similar number today are in imminent danger of following them. The world's conservationists are leading the fight to prevent the demise of these remaining critically endangered birds, with a fair degree of success. This new book examines the process and issues concerning extinction - how and why it happens and what can be done about it. Whilst man is to blame for many of the causes, such as persecution and habitat loss, species have become extinct on a regular basis since life began. After several...

It is this extraordinary metamorphosis, magical and...

Kenya's Rift Valley includes four major national parks--Lake Nakuru, Lake Bogoria, Mount Longonot, and Hell's Gate--as well as many smaller areas that are outstanding for wildlife. Birds of Kenya's Rift Valley features the 320 bird species that are most likely to be encountered on safari in this world-famous region, which runs from Lake Baringo in the north to Lake Magadi in the south. Featuring over 500 stunning color photos, this beautiful guide breaks new ground with its eye-catching layout and easy-to-use format. The book follows a habitat-based approach and provides interesting...

This fully updated edition of Birds of Nepal is the most comprehensive guide to the birds of this beautiful Himalayan country. The texts have been completely re-written for this edition and many of the illustrations have been replaced. In addition, maps have been included for the first time.

Every species recorded in Nepal is covered, including vagrants, with accurate distribution maps for most species. 142 color plates are featured, illustrating more than 790 species with text on facing pages for quick and easy reference. The comprehensive text covers identification, voice,...