What is the relationship between Yaya and Lele?

Yaya and Lele are husband and wife. Panda Lele and Yaya are a pair. In 2003, it was delivered to Memphis Zoo in the United States by China in exchange. This is also a cultural export measure adopted by China to strengthen its interaction with other countries in the world. As messengers of friendship, "Yaya" and "Lele" left beautiful memories for tourists from all over the United States, and also made great contributions to the research and protection projects of zoos. For the long-term consideration of panda protection and species reproduction, all pandas studying in China have been leased from 1982 and will return to China after the lease expires. Giant panda (scientific name: Ailuropodamelanoleuca): A mammal belonging to Xiong Ke, the giant panda is endemic to China. There are only two subspecies of giant pandas, Sichuan subspecies and Qinling subspecies. Their main habitats are the mountainous areas of China, Sichuan, Shaanxi and Gansu. Males are slightly older than females. Shaped like a bear, plump and rich, with a round head and a short tail. Head and body length 1.2 to 1.8m, tail length 10 to 12cm. The weight is 80 to 120kg, and the maximum weight can reach 180kg. The body color is black and white, round cheeks, big "dark circles", the iconic walking style of the inner role, and claws as sharp as scalpels.