translate English to French: The Canadian Arctic supports this country's only significant populations of certain large marine mammals, such as Polar Bears, Walruses, Narwhals, and Bowhead Whales.
Les seules populations canadiennes importantes de certains gros mammifÃ¨res marins, comme l'ours blanc, le morse, le narval et la baleine borÃ©ale, vivent dans l'Arctique.