Did you know? Estimated world population of Moose / Elk (1.5 million individuals) is 100 x Estimated world population of Wild Yak (15,000 individuals)
Fastest speed attained by a jet aircraft (3,530 km/h)
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If this was a standard unit ...
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.