Otters have been roaming the planet for quite some time, and researchers from China, France and the U.S. recently discovered yet another ancient relative of the adorable, hand-holding creatures we know and love today.
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.
Otters have been roaming the planet for quite some time, and researchers from China, France and the U.S. recently discovered yet another ancient relative of the adorable, hand-holding creatures we know and love today.
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.