An endangered elephant herd is taking a mysterious trek in China. Are humans to blame?
PBS, 12 Jun 2021
It’s not a sight you see every day -- a herd of elephants, leaving their home turf, making their way through southwestern China, most recently stopping in a city with millions of residents. But that’s what’s happening right now. William Brangham looks at their mysterious trek, and why they might have hit the road.
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