polar hare(n = noun.animal) arctic hare, lepus arcticus - a large hare of northern North America; it is almost completely white in winter;
is a kind of hare
is a member of genus lepus, lepus

arctic hare, belgian hare, chief hare, european hare, hare, hare and hounds, hare krishna, hare wallaby, kangaroo hare, little chief hare, marsh hare, mouse hare, polar, polar bear, polar body, polar circle, polar coordinate, polar front, polar glacier, polar opposition, polar region, polar star, polar zone, sea hare, snowshoe hare, swamp hare, varying hare, water hare