The Average Height of an Adult Man in Australia Is Five Foot Nine

The average height of an adult man in this country is five foot nine. And the average height of a man in australia is five foot 9. But, ye, it's shrink, isn't it? Andy, it shrinks. They reckon that the hotter it gets, the more we'll shrink. An evolutionary survival mechanism could kick in with global warming to make humans, the most famous species in the world, smaller in order to survive.