What makes a pig in the mud as happy as … well, a pig in the mud? Mud baths certainly keep pigs cool, a newly published research review finds, but wallowing may also be a sign of well-being in swine.

Add Yahoo as a preferred source to see more of our stories on Google. Pigs and mud go together like...well, pigs and mud. They're a classic combination. But did you know there's a reason why these ...

These little piggies are not heading to the market. Nearly 3,000 piglets spilled onto an Illinois highway Friday after the truck they were riding in crashed, Illinois State Police said. After getting ...