Not every animal, insect and plant that is in Tennessee should be here. Take a look at some of the most invasive species in the state.

After a few pet snake owners decided to dump their pets into the Everglades after they became too much, those snakes multiplied and invaded the area, disrupting the delicate balance of its ecosystems.

Have you ever noticed unusual plants, animals or insects in your area? Chances are there is way to help scientists learn more ...