Cumberland Sound, a spa retreat for bowhead whales in need of deep exfoliation

Strange behaviour by bowhead whales in Cumberland Sound, Nunavut, left researchers perplexed — until they realized the whales were using boulders like pumice stones to exfoliate their skin.

This story was originally published on  CBC News. To read the rest of this news worthy story, please visit http://www.cbc.ca/news/canada/north/bowhead-whales-exfoliate-cumberland-sound-nunavut-1.4416539?cmp=rss.

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