The Breathtaking Children's Debut From Acclaimed Nature Writer And Costa Award-shortlisted Novelist, Melissa Harrison - A Tale Of The Rich, Wild World And All Its Wonder. Three Tiny, Ancient Beings - Moss, Burnet And Cumulus, Once Revered As Guardians Of The Wild World - Wake From Winter Hibernation In Their Beloved Ash Tree Home. When It Is Destroyed, They Set Off On An Adventure To Find More Of Their Kind, A Journey Which Takes Them First Into The Deep Countryside And Then The Heart Of A City. Helped Along The Way By Birds And Animals, The Trio Search For A Way To Survive And Thrive In A Precious Yet Disappearing World ...