![A very rare image of a female black wolf was photographed in the Sanjiangyuan National Park by World Wide Fund for Nature staff during a waterbird survey. This is the first time the species has been recorded in the Sanjiangyuan area, confirming the existence of the black wolf in the wild in China. (Photo: China News Serive/Li Li)](http://www.ecns.cn/hd/2018/11/15/5589761522a74e95aad8fad557d44cc7.jpg)
A very rare image of a female black wolf was photographed in the Sanjiangyuan National Park by World Wide Fund for Nature staff during a waterbird survey. This is the first time the species has been recorded in the Sanjiangyuan area, confirming the existence of the black wolf in the wild in China. (Photo: China News Serive/Li Li)
![A very rare image of a female black wolf was photographed in the Sanjiangyuan National Park by World Wide Fund for Nature staff during a waterbird survey. This is the first time the species has been recorded in the Sanjiangyuan area, confirming the existence of the black wolf in the wild in China. (Photo: China News Serive/Li Li)](http://www.ecns.cn/hd/2018/11/15/b9c96742e5bc45039f13ca05a82b5303.jpg)
A very rare image of a female black wolf was photographed in the Sanjiangyuan National Park by World Wide Fund for Nature staff during a waterbird survey. This is the first time the species has been recorded in the Sanjiangyuan area, confirming the existence of the black wolf in the wild in China. (Photo: China News Serive/Li Li)