(NEWSER) - Electing a black man president wasn’t the only historic thing voters did last November, writes Nicholas Kristof in the New York Times. California voted, by nearly a 2-1 margin, for an animal-rights initiative that bars farms from keeping calves, pregnant hogs, or hens in cages too small for them. And such ethical-treatment initiatives are gaining momentum across the US and Europe, 30 years after Princeton philosopher Peter Singer raised the issue of our moral obligations to animals. More»