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

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.

Each otter has its own distinct personality. Kairi, known for her quiet and focused nature, will sit for hours to receive scratches and hold hands — unless she’s in a bad mood, according to ...