Add Yahoo as a preferred source to see more of our stories on Google. Feral hogs are spreading rapidly across the United States, causing serious damage to ecosystems, farms, and local communities.

HOUSTON — The Houston Zoo shared some sad news Sunday morning -- its days-old red river hog piglet has died after it was attacked by another hog in the group. "In the wild, such aggression can occur ...

Feral hogs are spreading rapidly across the United States, causing serious damage to ecosystems, farms, and local communities. These aggressive wild pigs now number in the millions and continue to ...