To save Everglades, guardians fight time—and climate

Grabbing a clump of vegetation to steady herself, Tiffany Troxler gingerly slides her feet along the makeshift boardwalk as she ventures out into the marsh. The boards sag, dipping her up to her knees in the tea-colored water.

The new plan for destroying invasive pythons

Male pythons surgically implanted with inch-long radio transmitters that are then tracked by plane every two weeks. The hope is the male will lead to a female.

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