Many of the world's most distinctive mammals are found only in the Arctic, including walruses, several species of seals, arctic foxes, collared lemmings, arctic and tundra hares, muskoxen, polar bears, narwhals, and bowhead whales.
(Many of the world's most distinctive mammals; are found; L:only in the Arctic)
Many of the world's most distinctive mammals
are found
L:only in the Arctic