MIAMI (AP) — University of Florida researchers have more data showing invasive Burmese pythons decimating populations of native mammals in the Everglades.

Entomology professor Nathan Burkett-Cadena led a team collecting Culex cedecei mosquitoes in Everglades National Park. They analyzed animal DNA in the mosquitoes' guts to determine what they had bitten.

The researchers compared their 2016 findings to a similar 1979 study.

Before pythons arrived, hispid cotton rats comprised about 15 percent of the mosquitoes' diet. The rest included raccoons, opossums and deer.

Burkett-Cadena says rats now m...