Ice Age / Pleistocene (until 4,000 years ago)
North America and Asia
8.9 - 11.2 ft tall
We know a great deal about how the woolly mammoth looked since many frozen mummies have been found in cold northern areas. Its thick body hair reached 3 feet long. It was most closely related to the Asian Elephant, but the woolly mammoths had much longer tusks. The tusks grew up to 14 feet long.