Dec 3, 2013 — Brown tree snakes came to Guam aboard ships and planes decades ago. Since then, they've devastated the local bird population. Federal researchers continue to experiment with a unique way to kill the invaders: Drop mice laced with poison into the trees where the snakes hang out.
Feb 22, 2013 — The idea is that brown tree snakes will eat these snacks from the sky. Then, it's hoped, the snakes will die because the mice will be laced with painkillers. The active ingredient in those drugs should be toxic to the snakes.