Half-boar, half-pig hybrids that reproduce incredibly quickly are making their way south towards the Canada-U.S. border.

And they reproduce quickly. A sow can have six piglets in a litter and raise two litters in a year. That means 65% or more of a wild pig population could be killed every year and it will still ...

Pigs have an impressive breeding rate—some research suggests that up to 75% of the population needs to be eliminated to effectively eradicate it, thanks to how good they are at reproducing—and ...

The wild pigs can spread diseases to hog farms like African swine fever, as the animals reproduce quickly. AP. But the situation isn’t hopeless everywhere and a few US states have eliminated them.

Dr. Ryan Brook of the Wild Pig Research Project told Field & Stream - whose site I have now bookmarked. But larger bodies and more prolific reproduction created new problems. Progress often does.