Japan's Ryukyu Islands, which includes Okinawa, are the exclusive home to two rare mammals, the Amami rabbit and Ryukyu long-furred rat. These animals are hard to observe, but conservationists wish to ...

They’re dire wolf pups, back from extinction after some 12,000 years. Dire wolves thrived during the Pleistocene Epoch, when they roamed in packs across what would later become the Americas. Standing ...