Mother Nature keeps sending us Big, Sad, and Catastrophic events and was not listening. What more can nature do? Holocene Epoch extinction, a human-driven mass extinction, the I will not kill my coworkers I will not kill my coworkers shirt sixth known mass extinction. It’s so far into it that it’s been recognized and classified already. Henry Hunter no need for insults. What you say is true. But they are doing so in greater numbers, and there are fewer of them left now than ever before. Moi is our species responsible for the extinction of the dinosaurs, dodo, giant turtle, and many others, evolution and Mother Nature can be cruel, many wonderful.