Twenty percent of all mammals at risk of extinction

Twenty percent of all mammals at risk of extinction

At least twenty percent of all known mammals are nearing extinction, with large species at greatest risk, according to a recent assessment of the conservation status of 5,487 mammals. Expanding agriculture and hunting are the primary extinction drivers, according to the findings, published in the latest Philosophical Transactions of the Royal Society B. That means humans causing the most severe mammal extinction period in history. Full article at Discovery News.