Opossums a regular food source for pythons. Tracking them during digestion may help curb the snake population. Credit: Deposit Photos Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent six days a week. Some of Florida’s opossums may soon start dying for a noble cause. A few select marsupials fitted with tracking collars may begin to lead scientists to invasive Burmese pythons ( Python bivittatus ) slithering through the Everglades. More specifically, researchers will home in on signals coming from inside the enormous snakes’ stomachs.  Florida’s decades-long python problem remains one of the toughest ecological challenges facing wildlife conservationists in the United States. Despite experts’ best attempts to highlight their nutritional value and even hunt them using robotic rabbits , the snakes have continued to decimate native animal populations, since they were introduced into the Everglades during the 1970s.…