Mark Parry, a wildlife biologist with U.S. Park Service, leans over the edge of Fort Jefferson, searching for the lone crocodile to live at Dry Tortugas National Park.
Mark Parry, a wildlife biologist with U.S. Park Service, leans over the edge of Fort Jefferson, searching for the lone crocodile to live at Dry Tortugas National Park. Mark Hedden For the Miami Herald
Mark Parry, a wildlife biologist with U.S. Park Service, leans over the edge of Fort Jefferson, searching for the lone crocodile to live at Dry Tortugas National Park. Mark Hedden For the Miami Herald