The ideal portable companion, the world-renowned Collins Gem series returns with a fresh new look and updated material.This is the perfect pocket guide for keen birdwatchers and nature enthusiasts to identify the diverse range of birds that inhabit their gardens.Authoritative text and beautiful photographs show the distinguishing features of each bird, including information on each species'' feeding, behavioural habits, breeding, voice and population. An extensive introduction provides information on nesting sites, water, pests and predators.This new edition builds on the strengths of the unrivalled original, covering all birds most likely to be found in our gardens.