Mammals
The World's Worst Invasive Mammals
Animals as common as goats, deer, rabbits or mice can have a devastating effect on other wildlife
It's Not Too Late to Save the Polar Bear
In 2007, scientists from the USGS said that if humans didn't cut greenhouse gas emissions, two-thirds of the world's polar bears could be gone by 2050
50 Years of Chimpanzee Discoveries at Gombe
Fifty years ago today, Jane Goodall arrived at Gombe Stream Chimpanzee Reserve (now Gombe National Park) in Tanzania
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