Add Yahoo as a preferred source to see more of our stories on Google. Hammerhead worms, an invasive and toxic species originating from Southeast Asia, were reported in several Ontario communities in ...

Hoards of flesh-eating worms have erupted from the ground in Texas, terrifying local residents. The invasive hammerhead worms — which can grow up to a foot long — came to the surface in the ...

After weeks of heavy November rain, residents across North Texas have been startled by the sudden appearance of giant hammerhead worms—flat, ribbon-like creatures that can reach up to 15 inches in ...