An ID chip is put into the neck of a Siberian tiger at the Siberian Tiger Park in Harbin, capital of Northeast China's Heilongjiang province, April 21, 2011. [Photo/Xinhua]
A detector reads the information from an ID chip at the Siberian Tiger Park in Harbin, capital of Northeast China's Heilongjiang province, April 21, 2011. [Photo/Xinhua]