Canada's 'super pigs,' a hybrid of wild boars and domestic pigs, are poised to invade the northern US. These animals cause ...

An exploding population of 'super pigs' from Canada could spill into Canada and cause damage to U.S. agriculture.

One expert says these so-called "super pigs" — wild boars that were deliberately bred with domestic pigs – are an "ecological trainwreck." ...

Overall, however, their population is declining, and experts don't know why. In the video above, The Weather Network's Jaclyn Whittal speaks with an expert about the survival of wild horses in Canada.