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.

Florida's opossums could soon become weaponized against prolific and invasive Burmese pythons by tracking them.

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

Scientists have fitted the animals with GPS collars to track Burmese pythons after they swallow the animals whole.