Tyrannosaurus rex (From the Greek and Latin for "tyrant lizard king")

Late Cretaceous Period 67 million years

Western North America

August 12, 1990, on the Cheyenne River Sioux Indian Reservation near Faith, South Dakota, by fossil hunter Sue Hendrickson.

12.8 metres

4.0 metres

272 kg

1.5 metres

Just big enough to hold a litre of milk

58

19.05 to 30.5 centimetres

Meat

Sex