Human Sex Ratio 1951-2017

The human sex ratio is the ratio of males to females in a population. It's estimated what worldwide 107 boys is borned for every 100 girls, although these numbers are debated. Due to higher mortality amongst men is higher the world average is of 1.01 males/female. Music Kevin Macleod https://www.youtube.com/user/kmmusic Destiny Day Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 3.0 License http://creativecommons.org/licenses/by/3.0/ -~-~~-~~~-~~-~- How is this even possible? "Drone Survives Miraculously Free Fall on Asphalt" https://www.youtube.com/watch?v=dD2ge1razF4 -~-~~-~~~-~~-~-