The debate over rewilding North America with ancient animals
For the first time in several thousand years, a lion's roar reverberates through the Grand Canyon. California condors descend into that chasm as though sliding down a spiral staircase. Bolson tortoises creep through spiky yucca plants in the Chihuahuan Desert in New Mexico. Nearby, camels and elephants munch woody shrubs. A cheetah, chasing a pronghorn toward a deep ravine, proves that you can in fact come home again.