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Rachel Love Nuwer

Bears stand by a wall at a bear farm of Guizhentang Pharmaceutical Co Ltd on February 24, 2012 in Quanzhou, Fujian Province of China. The Guizhentang Pharmaceutical Co Ltd, which makes medicine using bile extracted from live bears, opened one of its bear farms to the media on Wednesday, to quell growing criticism. (Photo by Getty Images (Stringer/Getty Images)

The history of animal-based medicine in China

Rachel Love Nuwer
A herd of Plains Bison or buffalo grazing in Grand Teton Natonal Park in Wyoming, USA. (Jon G. Fuller/VWPics/Universal Images Group via Getty Images)

An open-eyed history of wildlife conservation

Rachel Love Nuwer
(Suzanna Ruby/Getty Images)

Tracking the Florida panther’s tenuous comeback

Rachel Love Nuwer