Each page brims with the wonder of our natural world, so much to learn but all a sheer delight.' PIERS TORDAY As autumn arrives, Moss, Sorrel, Burnet and Dormer decide to return home to Ash Row to unravel a riddle that might explain why their kind are fading from the Wild World. When you're only one-hand high, it's a journey filled with both danger and delight: golden leaves, shiny conkers and the brightest of berries, but also storms and the first frost of winter.

They have friendship, good sense and humour on their side, but will it be enough to secure a future for the Hidden Folk? Or will they need to go further, and find a way to work with the most unreliable of creatures ... humans?A tale of disappearing wilderness that couldn't be more relevant in today's environmental crisis, brought to life for children by three tiny, funny, eternal beings - the hidden folk. The breathtaking sequel to debut children's novel By Ash, Oak and Thorn from acclaimed nature writer and literary fiction novelist, Melissa Harrison, whose work has been shortlisted for the Costa Book Award and longlisted for the Baileys Prize.

Inspired by 1942 classic The Little Grey Men by BB, with shades of The Borrowers. A tale of disappearing wilderness that couldn't be more relevant in today's environmental crisis, brought to life for children by three tiny, funny, eternal beings - the Hidden Folk.