The boreal woodland caribou (Rangifer tarandus caribou), also known as woodland caribou, woodland caribou (boreal group) and forest-dwelling caribou, is a North American subspecies of the reindeer (or the caribou in North America) with the vast majority of animals in Canada.
The Peary caribou (Rangifer tarandus pearyi) is a subspecies of the reindeer (or the caribou in North America) found in the High Arctic islands of Nunavut and the Northwest Territories in Canada. They are the smallest of the North American caribou, with the females weighing an average of 60 kilograms (130 lb) and the males 110 kilograms (240 lb).
The Porcupine caribou or Grant's caribou (Rangifer tarandus granti) is a subspecies of the reindeer (or the caribou in North America) found in Alaska, United States, and adjacent parts of Canada. It resembles the subspecies known as the barren-ground caribou (R. t. groenlandicus) and is sometimes included in it.