Researchers are using tracking collars on opossums to find the invasive Burmese pythons in Florida. We explain how it's done.

Florida scientists are using opossums to secretly track invasive Burmese pythons in the Everglades-and it's working.

Carl Jackson caught a nearly 17-ft long Burmese python weighing over 200lbs as part of an effort to rid Florida of the invasive snake.

Opossums are becoming Florida’s secret weapon against giant invasive pythons—thanks to GPS collars and a wild discovery.