Research led by malte joham at leipzig university in germany. He was really interested in understanding how worms were impact in ego systems where they've been absent for well over ten thousand years. Ouse worms are also voraciously consuming things like nemotoid worms, which are tiny flat worms,. And those organisms are food for other animals too. They noticed that on plots that had massive invasions of worms, a lot of these insects and spiders were in much lower numbers.