If you’ve ever seen a picture or video of sea otters floating on their backs, holding hands as they snooze, you’ve probably ...

No, not sharks or giant squid — sea otters. “Sea otters,” you might say. “Don’t they hold hands?” They do indeed. But don’t ...

But it’s not just staying afloat that’s key to a life at sea – groups of otters hold hands and tangle themselves in kelp forests to make sure they don’t drift apart.