Zoya, one of the world’s oldest Amur leopards, died this week at the Living Desert Zoo and Gardens in Palm Desert, officials announced. The 21-year-old leopard, who died of old age, had lived at ...

The Amur River is almost unknown. Yet it is the tenth longest river in the world, rising in the Mongolian mountains and flowing through Siberia to the Pacific. For 1,100 miles it forms the tense ...