Did you know?
Mass of an adult male Walrus (2,000 kg) is 10 x Mass of a motorbike (200 kg)
Tweet this comparison
Height of BB-8 droid in Star Wars movies (670 mm)
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.