Two Chinese alligators look at each other tenderly in China Alligator Breeding and Research Center in Xuancheng, east China's Anhui Province, June 20, 2006. Alligators enter their mating period recently. Over 10,000 alligators live here, reproducing only 1,500 every year. [Xinhua Photo]

Two Chinese alligators look at each other tenderly in China Alligator Breeding and Research Center in Xuancheng, east China's Anhui Province, June 20, 2006. [Xinhua Photo]

Two Chinese alligators mate in China Alligator Breeding and Research Center in Xuancheng, east China's Anhui Province, June 20, 2006. [Xinhua Photo]