The reindeer, also known as the caribou in North America, is a species of deer with circumpolar distribution, native to Arctic, sub-Arctic, tundra, boreal, and mountainous regions of northern Europe, Siberia, and North America. This includes both sedentary and migratory populations. Wikipedia Height: 85 – 150 cm (Adult, At Shoulder) Speed: 60 – 80 km/h (Running, North America population) Scientific name: Rangifer tarandus Trophic level: Herbivorous Encyclopedia of Life Mass: Male: 160 – 180 kg (Adult), Female: 80 – 120 kg (Adult) Length: Male: 1.8 – 2.1 m (Adult), Female: 1.6 – 2 m (Adult) Lower classifications