With their slender bodies and long front legs, Miracinonyx trumani—often nicknamed the "American cheetah"—was long thought to be a North American analog of the African big cat. But in a new study ...

Moving a cheetah to a new home is risky—but necessary for the survival of the species. This is the tale of one particularly harrowing journey. Over the course of 53 hours, a team of conservationists ...