Humane Society of the United States

The yearslong call by animal rights groups to improve conditions on American hog farms advanced considerably this week when two of the country's biggest meat companies urged producers to change how pregnant sows are housed. read more >

Tyson Foods Inc. of Springdale said Thursday that it has asked its hog farmers to adopt new methods of raising, monitoring and euthanizing animals and said it would increase supplier inspections in 2014. read more >