A pair of pandas are making their big American debut.Two giant pandas from China have officially arrived at the San Diego Zoo with the grand re-opening of their exhibit on Aug. 8.The pandas, named Xin Bao and Yun Chuan, will live in the zoo’s newly renovated and expanded Panda Ridge, which is inspired by the landscapes of their native habitats in the Suchuan, Gansu and Shanxi provinces, according to the zoo’s website.SAN DIEGO ZOO TO WELCOME PAIR OF GIANT PANDAS FROM CHAIN UNDER CONSERVATION PARTNERSHIPThe bears, the first to enter the U.S. in 21 years, arrived safely on June 27,