Bringing up a baby can be a tough and lonely job. Here’s a solution: alloparents

A squishy, slippery blob that's incredibly needy - that's how pretty much every person is born. And we all needed a huge amount of care. In America, much of that responsibility often falls to one person: the mother. But a new study with a group of hunter-gatherers suggests that human moms probably didn't evolve to take care of babies all on their own. Michaeleen Doucleff has the story.