Herd of caribou (Rangifer tarandus) during summer migration southward.

Wild caribou and domesticated reindeer are the same species.

The caribou herd was one hundred miles north of base camp.

(north of Whitefish Lake, Northwest Territories, Canada)

mammal; even-toed ungulate; deer; caribou; herd, Chordata; Mammalia; Artiodactyla; Cervidae; subF Capriolinae; Rangifer tarandus; migration behavior, North America