Cumberland Sound is like a salt-water spa retreat for bowhead whales. But very little was known about it with bowhead whales in the Eastern Canada and the West Greenland area. The research indicates that bowhead whales choose to molt, or rock-rub, in shallow waters where it tends to be warmer. Bowhead whales exfoliate in Cumberland Sound, Nunavut1:04The findings are important in the long run, says Fortune. "So killer whales are the probably the biggest predator of bowhead whales currently."

Source: CBC News November 24, 2017 12:00 UTC