Designed as a companion to Winged Migration -- a film by Jacques Perrin -- this book follows fifteen types of birds as they travel from small to astonishing distances in search of food, warmth, and ancestral nesting grounds. Includes CD of bird calls.

After traveling the world alongside migrating birds and diving the oceans with whales and manta rays, Jacques Perrin and Jacques Cluzaud return to more familiar ground: the lush green forests and megafauna that emerged across Europe following the last Ice Age.

"Lyra steps into a new world and meets Will--a boy on the run, a murderer--a worthy and welcome ally. For this is a world where soul-eating Specters stalk the streets and witches share the skies with troops of angels. Each is searching--Lyra for the meaning of Dark Matter, Will for his missing father--but what they find instead is a deadly secret, a knife of untold power. And neither Lyra nor Will suspects how tightly their lives, their loves, their...

Three years of shooting were needed by five teams in order to follow bird migrations flying over the seven continents: from one pole to another, from the seas to snowcapped mountains, from the canopy of heaven to mangroves and swamps.