The most comprehensive photographic guide of southern Africa’s birds in one volume, this brings a new dimension to bird ID in the region. It describes and illustrates all 958 birds, plus 17 species from Antarctica and Southern Ocean islands. Over 2,500 photographs show plumage variations and colour morphs. Text by Africa’s top birding authors focuses on identification, call, habitat, status, breeding and diet. Distribution maps show migratory status and bird density, and calendar bars show...

This compact, easy-to-use guide features more than 350 of the most conspicuous and commonly seen birds in Namibia. It offers: concise identification text, full-colour photographs of all species covered, up-to-date distribution maps, an informative introduction featuring the ‘specials’ of the key birding destinations in Namibia. An ideal introduction and travelling companion for birders in or visiting the region. Sales points: handy guide for birders of all levels, distribution map for each...

Birds of the Indian Ocean Islands is a comprehensive guide to the bird life of Madagascar, the Seychelles, theComoros, and the Mascarenes – an area that boasts high levels of endemism. This new, expanded edition is fully updated to reflect taxonomic changes, and now describes and illustrates 502 species. The species accounts cover the birds’ appearance, basic behaviour, preferred habitats, geographical distribution and IUCN threat status. The text is complemented by newly designed ...

Electronics Simplified, Third Edition, discusses the aims and methods of electronics, with emphasis on digital electronics and software options. It covers the latest developments in electronics, including Blu-ray, digital TV and radio, HD and 3D TV, robotic systems, radar, cellular phones, GPS, and microcomputers. Organized into 17 chapters, the book introduces the reader to every aspect of electronics from fundamentals to applications, with minimal mathematics required. It provides an ove...

This book covers an astonishing 500 southern African birds yet is small enough to fit in your pocket. It is loaded with information that makes for quick and easy bird identification:● Concise text pinpoints key identification features● Distribution maps locate each species in the region● Calendar bars show the months when the birds are more likely to be seen● Bird size and breeding months are indicatedFor use at home or when travelling to new climes, th...

This edition of Sasol Birds of Southern Africa was brought fully up to date by its expert author panel, with additional contributions from two new birding experts. Greatly enhanced, this comprehensive, best-selling guide is sure to maintain its place as one of Africa’s most trusted field guides.

Passive Components for Circuit Design is a unique introduction to this key area of analog electronics designed for technician engineers and anyone involved in circuit design. The coverage encompasses all component types capable of power amplification: resistors, capacitors, transformers, solenoids, motors and transducers. The behaviour of the components is explored along with the different types available and the principles of circuit design. Tolerances, stability, variation with temperatu...

What happens to looked-after children in the longer term? This book analyses the outcomes of a large-scale study of foster children in the UK. It includes individual case studies and draws extensively on the views of foster children themselves. The authors examine:Why children remain fostered or move to different settings (adoption, residential care, their own families or independent living)How the children fare in these different settings and whyWhat the children f...

How can we determine success in foster placements? Based on exhaustive research, the authors discuss the primary concerns in foster placement planning, considering the high frequency of placement breakdowns, their impact on the child's behaviour and school performance, and the challenges this places on foster families.The specific needs of the foster child are given close attention in determining a pathway to success. By monitoring and describing the individual characteristics of t...

Children in public care complain that they have too many placements. Professionals agree but little is known about the reasons for this instability or how it affects different groups of children. The Pursuit of Permanence explores this core issue for children's services.Based on the largest study of the English care system in recent years, the book examines the children (what they need and what they want), their movements into, out of and within the care system, the nature and qual...

The decision whether or not to reunify a child in care with their birth family is one of the most serious taken by children's services, and often involves considerable risk.This book examines the long-term consequences of this decision for children who entered public care for abuse or neglect. It compares the experiences and progress of children who remained in care or returned to their birth families up to four years after the decision was taken. It covers how the decision is made...

First published in 1975, this book compiles a number of studies concerning institutional care and children, which address the question of why institutions that serve apparently similar functions differ so much.The book uses comparative methods such as measurement of different ‘dimensions’ of institutional care and analysis of interrelationships among specific structural and functional features which characterise particular institutions. As a result, the book draws broad conclusions...