Did you know? Mass of an adult male Polar Bear (800 kg) is 2 thousand x Mass of a violin (400 g)
Pop. of Kinshasa, Democratic Republic of the Congo (9.73 million people)
/fact/population-of-kinshasa-democratic-republic-of-the-congo
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.