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Zusatztext ...this is an indispensable addition to your library. Informationen zum Autor Keith Vinicombe is an ornithologist and bird identification expert. His first book was the Macmillan Field Guide to Bird Identification , which became the Helm Guide to Bird Identification in its second edition. Keith has served on both the British Birds Rarities Committee and the BOU Records Committee; he is identification consultant to Birdwatch magazine, and has written extensively on bird identification in Birdwatch and other journals, including Birding World and British Birds . Alan Harris has been a bird artist since 1980. His work includes a number of ground-breaking guides, notably the Macmillan Field Guide to Bird Identification , which became The Helm Guide to Bird Identification in its second edition. Alan has also illustrated several Helm ID Guides, including Sylvia Warblers , Kingfishers, Bee-eaters and Rollers and Finches and Sparrows , as well as contributing to field guides such as Birds of the Indian Subcontinent, Birds of Japan and Birds of Argentina . He has been Art Consultant to British Birds magazine since 1988. Alan has been a qualified bird ringer since 1976, and in 2024 celebrated 50 years of continuous study at Rye Meads in the Lee Valley, Hertfordshire. His conservation work in related projects include ringing gulls on the Thames Estuary landfill sites since 1993 with North Thames Gull Group, and as part of an international team to trap and trace the globally endangered Black-faced Spoonbill in Hong Kong. Klappentext An essential field guide companion covering species pairs or groups that are difficult to identify. This book covers difficult identification issues by looking at tricky species pairs or groups of birds, and comparing and contrasting their respective features.Designed as a field companion, it supplements the standard field guides and provides much additional information.As well as detailed texts, the books include extensive illustrations of all relevant ages and plummages of the species concerned. Vorwort An essential field guide companion covering species pairs or groups that are difficult to identify. Zusammenfassung An essential field guide companion covering species pairs or groups that are difficult to identify Inhaltsverzeichnis Introduction Short Cuts to Identification Topographical Tips Moult and Ageing Species (22-375) General bibliography Index ...
