WRIGGLY TERRORS USA invaded by ‘crazy jumping worms’ that destroy land and even slice themselves in half to evade capture Harry Pettit, Senior Digital Technology and Science Reporter Apr 27 2021, 12:39 ET Updated: Apr 27 2021, 13:11 ET Harry Pettit, Senior Digital Technology and Science Reporter Invalid Date, INVASIVE "crazy worms" that move and jump like snakes are swarming the United States, according to research. Scientists found that the tube-like creatures are now present in at least 15 US states after making their way to North America in 2013. 5 The finding spells bad news for the nation's forests, as the invaders have an insatiable appetite for soil nutrients that native plants need to grow.