Cute pictures of sea otters holding hands have become popular online, but a recent Dodo article reveals that there is a practical purpose to the adorable behavior--it keeps them from floating away from each other while sleeping in the water.
Cute pictures of sea otters holding hands have become popular online, but a recent Dodo article reveals that there is a practical purpose to the adorable behavior--it keeps them from floating away from each other while sleeping in the water.