Caribou are the only member of the deer family in which both male and female grow antlers.

• Scientific Name: Rangifer tarandus
• Average Length: 5.06-90.55in (150-230cm)
• Average Lifespan: 8-10 years
• Habitat: Arctic and Mountain tundra

Caribou, also known as reindeer, live in the arctic tundra, mountain tundra, and northern forest of North America, Russia, and Scandinavia. The world population is about 5 million. Male can be twice the size of females. Female caribou can breed after they are 2.5 years old and only produce 1 calf a year.