Did you know? Time since the end of the Silurian geologic period (419 million y) is 250 thousand x Time since the birth of mathematician Hypatia (1,674 y)
Estimated world population of Mules (10 million individuals)
/fact/estimated-world-population-of-mules
Yes, there's now a book based on these numbers. Oxford University Press: July 2018.
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.