I'm not sure even Chris Ware could have done it any better.
In context, this illustration comes from a recently published paleobiology paper examining a cache of animal bones and pottery found in a sinkhole near China's Jiangdong Mountain.
One of the key things the researchers are taking away from this site: The range of the Giant Panda must have once been a lot larger than it is today.
Here's a link to the paper (which is behind a pay wall)
Via Ed YongRead the rest