Endangered species and their protection are hot topics today. According to some scientists Earth is experiencing its 6th known mass extinction. Humans are thought to be primarily responsible for changes causing this massive upheaval in biodiversity. There are, however, small things all of us can do. These changes add up and contribute to the bigger picture of protecting our species in need.I have written a number of posts these past two months addressing the issue of endangerment of our brethren organisms. Take this endangered species quiz and see how much you’ve picked up about this interesting and important topic. Feel free to reread some of the more relevant posts to improve your score.