This new book on the hummingbirds of Costa Rica deals with the 44 hummingbirds native to and breeding in this Central American country. It describes physical features of hummingbirds, flight, feeding, nesting, molting, migration and more. The superb photos illustrating this book not only show all aspects of the hummingbirds' daily life, but also more than 90 species of beautiful flowers on which they feed. The scientific information presented is correct and interesting. This book is a real must for all those ornithologists and bird watchers who love these little jewels of nature !