Florida work crew finds 18-foot Burmese python . (CNN) -- A state worker killed the snake , one of thousands plaguing South Florida . But this one was something even for the grizzled crew of snake runner-acrossers . The snakes feed on native species and destroy ecosystems , researchers say .
Florida work crew finds 18-foot Burmese python . (CNN) -- A state worker killed the snake , one of thousands plaguing South Florida . The snakes feed on native species and destroy ecosystems , researchers say .