Sharing with mankind the "roof of the world," snow leopards usually inhabit the towering snow-capped mountains. Its survival depends on an abundant supply of prey, clean water sources, and a stable ...

YINCHUAN, Nov. 17 (Xinhua) -- The silent cliffs of the Helan Mountains, once devoid of a legendary presence, are now being reclaimed. More than half a century after vanishing from northwestern China, ...