From Today's New York Times

Animal Ethics

They’re about protecting a system that produces cheap food. JILLIAN PARRY FRY Baltimore, Feb. The idea that eggs from free-range chickens are somehow morally superior to other eggs is, frankly, weird. To the Editor: Re “ Don’t Presume to Know a Pig’s Mind ” (Op-Ed, Feb. 20): Blake Hurst, a former hog farmer and president of the Missouri Farm Bureau, cautions that “we can’t ask the pigs what they think.” But we can ask, and they can answer.