Officials said the aggressive species threatens soil structure and can also harm plant roots. Here's how to spot it.

We’ve all lifted a rock or flowerpot and found a long, slimy worm underneath. But have you ever done so and found a long, slimy worm with a head shaped like a shovel or a hammer? If you have, you ...

They rank pretty high on the ick factor with their skinny bodies and weird half-moon shaped heads, they're predatory and they are coated with a toxic slime. And they are in East Tennessee. Hammerhead ...