Book excerpt: Birdsong made easy to understand, lavishly illustrated with color photos, and accompanied by more than 700 online recordings From a leading expert, Birdsong for the Curious Naturalist is a basic, how-to guide that teaches anyone--from beginner to advanced birder--how to listen. In understandable and appealing language, Kroodsma explains why and how birds sing, what various calls mean, and what to listen for from the birds around us. The descriptions are accompanied by color photos of the birds, as well as QR codes that link to an online collection of more than 700 recordings. With these resources, readers are prepared to recognize bird sounds and the birds that make them. Kroodsma encourages readers to find the joy of birdsong and curiosity--to observe, listen intently, be curious, ask questions, and realize that many unanswered questions about birdsong don't have to rely on scientists for answers but can be answered by any curious naturalist.