Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent six days a week. While shoveling his driveway during yet another winter storm, a man in Providence, Rhode Island found something rather unexpected—a very cold giant lizard. Fortunately, the animal rehabilitation experts at the New England Wildlife Center found that besides being very dehydrated and having frostbite on its tongue and toes, the female tegu named Frankie was doing okay.  Tegus are large South American reptiles, so how did Frankie end up in the middle of a snowstorm in New England? Tess Gannaway, a veterinarian at the wildlife center who treated Frankie, tells Popular Science that she was probably someone’s pet.  “Given their size they often roam folk’s homes like dogs or cats and there is a chance that in warmer months Frankie escaped and was surviving on her own outside until the weather got too cold for her to manage,” Gannaway explains. There’s also the more unfortunate possibility that the lizard was recently abandoned. The black on the tip of Frankie’s tongue …