Blog: A little shitfuck.
tags: holy shit
original: https://theshitfuck-png.tumblr.com/post/137475880643
did-you-kno: Humans almost went extinct around 70,000 BCE, after a volcano blew about 650 cubic miles of rock and dust into the air. Studies estimate that we were down to anywhere from a few thousand to possibly only 40 humans who could breed. Source