Reindeer live in some of the coldest parts of the world. Sit back and enjoy this selection of wonderful reindeer moments selected from the BBC Earth library.

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.