
Bird Watching
1979
ISBN 9780562000991
Animal Builders
1991
ISBN 9781878137050
Animal Helpers
1991
ISBN 9781878137067
Animal Hunters
1991
ISBN 9781878137043
Birds of Britain and Europe
1992
ISBN 9781853681615
Birds of the British Isles
1998
ISBN 9780748100873
Birds
2001
ISBN 9780007113811