KEY LARGO — Biologists A.J. Sanjar and Michael Cove part a curtain of vegetation and stride into the shadows of a dense forest in Crocodile Lake National Wildlife Refuge to check on a line of possum ...

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.

Burmese pythons are an invasive species in Florida, primarily established in the Everglades and South Florida. These snakes ...

The collars send a signal to researchers after a opossum is eaten, leading to the snake's location ...

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

Florida researchers are deploying GPS-collared opossums to help locate and remove invasive Burmese pythons, which are now being found beyond the Everglades. The method began after a 2022 study ...

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

Researchers in Florida are capturing invasive Burmese pythons by using tracking devices placed on raccoons and possums.

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) ...

Here's what we know about the 2026 Florida Python Challenge, how the yearly hunt works and a little bit about last year's winner.