Bøger i Helm Identification Guides serien

This handbook covers 1282 species which occur in the western countries of Africa. Countries covered include Senegal, Gambia, Sierra Leone, Liberia, Ivory Coast, Ghana, Nigeria, Cameroon, Congo, and Burkina Faso. 142 colour plates cover all the species described and distribution maps are provided.

Featuring updated data for this second edition, this is a field guide to the tracks and signs of European birds. It covers tracks, trails, nests, roosts, feeding and behavioural signs, pellets, droppings, and feathers and skulls, with illustrations showing the signs as they appear in the field.

Raptors of the World is the definitive handbook to this most popular group of birds. This field guide uses all of the plates from Raptors of the World, with a concise, revised text on facing pages, to create an invaluable reference covering all 340 raptor species.

This authoritative handbook, part of the Helm Identification Guide series, looks in detail at the remarkable and diverse birds of paradise--perhaps the ultimate birders'' birds.This Helm Identification Guide covers the taxonomy, biology, and conservation, of birds of paradise and bowerbirds in great detail, including a series of plates packed with beautiful illustrations from Richard Allen, and hundreds of photographs covering the full range of racial and age-related plumage variety. For any naturalist, the name "New Guinea" conjures up one group of animals above all others--the sensational birds of paradise, renowned for their dazzling and diverse plumages. This book, the first comprehensive monograph to the group this century, also includes the bower birds, a group that extends into Australia that is perhaps best known for the males'' construction of "bowers," structures of twigs and sticks used to tempt in females.The product of almost two decades of research and scholarship and a must-have book for anyone interested in these stunning birds, this will remain the standard reference on birds of paradise for many years to come.

Africa has the most diverse range of raptors of any continent, with almost a third of the world's species occurring in the region. This comprehensive new book examines all of these species in impressive detail, emphasizing their field identification. A full range of plumages is illustrated for each species, with each plate usually covering only two species. The specially commissioned artwork has been painted by raptor enthusiast Rob Davies. The authoritative text treats the identification of both perched and in-flight birds and covers all major plumages and morphs. These texts are accompanied by up-to-date range maps and many fabulous color photographs from some of the world's leading bird photographers. This new book will be an essential reference for all those with an interest in raptors and especially in African raptors.

Originally published in 1994; reprinted in hardback in 2013.

This authoritative handbook, part of the Helm Identification Guides series, looks in detail at the world's cuckoos, couas and anis - it is ultimate reference to the cuckoos of the world.

A comprehensive illustrated guide to the Old World family of birds in the HELM IDENTIFICATION series. The Indo-Malayan and Afro-tropical varieties are covered, along with the New World immigrants, and the text together with drawings, maps and photographs show aspects of bird behaviour, distribution and natural history.

This is a guide to 'true' finches and sparrows, 290 species in all.

A comprehensive treatment of the birds of the genus Saxicola. It is primarily an identification guide, using colour plates and photographs to illustrate the various races and plumages, but it also covers the biology, habitat and range of each species. Distribution maps are included.

The definitive book on owls. Fully describes and illustrates every known species and subspecies of owl, as well as presenting the latest evidence on owl taxonomy, based on DNA work and vocalisations. Includes maps of every species and sonograms.

This authoritative handbook covers the identification of this difficult group of warblers in breathtaking detail, illustrated with line drawings, sonograms, wonderful colour plates and photographs. It is destined to become the ultimate reference for these challenging birds.

This guide looks at three closely related families, covering 75 wrens, 34 thrashers and 5 dippers. The wrens display great diversity, occupying almost every kind of habitat in the Americas. The thrashers include the mockingbirds, catbirds and tremblers, and the dippers are river specialists.

A guide to the family Icteridae, known as blackbirds, troupials or New World Blackbirds, which range throughout the Americas, from Alaska to Cape Horn, and including the Caribbean. This book depicts every species, showing races where relevant, and covering every aspect of the natural history and id

Covering almost 260 species of gamebirds, this book focuses on identification, status and distribution, habitats and geographical variation. Many of these species are both exotic and endangered, some are kept in private aviaries, while others are exploited commercially.

The book covers the identification, biology and relationships of all true shrikes, bush-shrikes, helmet-shrikes, the closely related shrike flycatchers, philentomas, batises and wattle-eyes.

This guide covers the 26 species of northern hemisphere pipits and wagtails in detail. It treats identification in the field and in the hand, and includes colour plates, detailed distribution maps and sonograms of songs and calls.

Based on phylogenetic research, this complete study of the genus Sylvia describes two new species and establishes identification criteria for all members of the family. A lengthy introduction explains the background to the research.

This book is devoted to the 162 species of thrush, one of the most widespread and well-known families of birds in the world. Identification and distribution are fully covered and the description makes reference to all recognised races.