Did you know that: woodpeckers are capable of learning simple codes; hooded crows can form connections with humans; or that a jay's call affects the behaviour of surrounding squirrels? All these fascinating bird activities and more are revealed in The Hidden Life of Garden Birds. Unusual feeding behaviour is just the tip of the iceberg. From territorial conflict and strange relationships with man, to breeding and nesting oddities, this book exposes all the drama behind garden birds' everyday survival.