Did you know?
Mass of Golden Gate bridge (805 million kg) is 400 thousand x Mass of an adult male Walrus (2,000 kg)
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Estimated world population of Mongolian Gazelle (400,000 individuals)
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.