Approximately when was the Père David's deer considered extinct in the wild in China?
Answer
By the 1860s
The text indicates that the deer were considered extinct in the wild in China by the 1860s due to the collapse of park security, subsequent poaching, and encroachment.
Related Questions
What characteristic led to the Père David's deer being called sì bù xiàng in China?Where was the Père David's deer population exclusively maintained under imperial protection?Approximately when was the Père David's deer considered extinct in the wild in China?What major environmental event primarily caused the failure of the Nanhaizi enclosure boundaries?What did Father Armand David initially bring back to Europe regarding the Père David's deer in the 1860s?Which English estate served as the sanctuary where the species was preserved outside of China?What conservation issue is directly attributed to all European captive animals descending from a very small founding group?How did the European breeding program philosophy contrast with the imperial system's approach to management?During which period were deer first returned to China as part of reintroduction efforts?What specific behavioral capability did reintroduction teams have to ensure the returning deer still possessed?