Did you know? Diameter of Neptune (49,200 km) is 10 x Diameter of Mercury (4,880 km)
Estimated world population of Spanish Ibex (50,000 individuals)
/fact/estimated-world-population-of-spanish-ibex
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.