An investigative author from New Mexico with a history of scientifically debunking the chupacabra myth says he can explain sightings of the mythical creature. "When you do DNA testing on these alleged chupacabras, they're known animals," Benjamin Radford, who authored the 2011 book "Tracking the Chupacabra," told New Mexico television station KOB. "They are coyotes or dogs. In some cases, they're raccoons. The hairlessness can be explained by a disease called sarcoptic mange, which is caused by skin mites." Animals with advanced mange often die when exposed to cold, but because of warmer temperatures brought on by climate change, those...