If conservation seeks to preserve what remains and stave off further decline, rewilding goes further, seeking to restore entire ecosystems. Traveling the world, journalist Millie Kerr explores firsthand some of the most ambitious undertakings occurring today. In this inspiring account, Kerr discusses the return of jaguars to an Argentinian national park, the first-ever pangolin reintroduction project in South Africa, and the ways in which giant tortoises are aiding the recovery of ecosystems throughout the Galápagos Islands.