22K views · 560 reactions | A pretty amazing video on otters brought to you by BBC Earth. Thanks to an "otter spy cam", the relaxed, literally-laid-back life of these marine creatures : while mother otters blow air into their pup's fur to keep them warm and buoyant, other otters plunge to the bottom of the river for flat rocks in order to crack open shellfish! #otterpuns | United Nations Biodiversity | Facebook