Ontario has been invaded by worm that are dangerous to pets. There have been reports that hammerhead worms, which can grow to three-feet-long, have recently been found in Newmarket, Hamilton and t ...

Common land planarians are easily identified by their triangular, spade-shaped head. Some can stretch out a foot in length.

The poisonous hammerhead worm is on the rise in Houston as Hurricane Beryl and extensive rainfall brings flooding to that ...

Researchers have spotted the hammerhead worm hundreds of times in the area of Washington, D.C. and northern Virginia over the last 15 years, the Washington Post reported. While a human would have ...