Tooth Facts: The T-Rex had more than 60 long, conical teeth that were up to 9 inches long. How many miles of floss do you think he went through in a year?

July 24, 2014
Tooth Facts: The T-Rex had more than 60 long, conical teeth that were up to 9 inches long. How many miles of floss do you think he went through in a year?
