* Hammerhead flatworm spotted in Ontario after giant toxic worm invades Quebec, U.S. states CBS News
* Hammerhead worms spotted in Ontario CP24
* An invasive worm warning as spring starts MSN
* Invasive and toxic hammerhead worms spotted in Hamilton CHCH News
* Hammerhead Worms, Loaded With Deadly Neurotoxin, Invade Ontario | VIDEO Times Now
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