This antique book contains a detailed and interesting guide to breeding very specific colours into pet birds. The perfect book for both professional and private breeders, this text is accessible and comprehensive, and constitutes a great addition to any collection of avicultural literature. Chapters contained in this book include: Good and Bad Matings, It Cannot be Done, General Principles, Type Visibility, Importance of Ancestry, Hereditary Colour, Dipping into the Green, Light Greens, Dark Greens, Olive x Mauve, Light Yellows, Dark Yellows, Skyblues, Cobalts, et cetera. This book has been chosen for republication due to its educational value, and is proudly republished here complete with a new introduction to the subject of aviculture.