2015 Event The smaller of twin cubs born to giant panda Mei Xiang at the Smithsonian National Zoo in Washington, D.C., has died; though both cubs appeared to be healthy at birth, the smaller cub failed to gain weight and may have caught a respiratory infection 2015 Event Giant panda Mei Xiang gives birth to twin cubs at the Smithsonian National Zoo in Washington, D.C.; the cubs appear healthy but will alternate between an incubator and nursing time with their mother 2012 Event The National Zoo in Washington, D.C., announces a successful artificial insemination as Mei Xiang gives birth to her second giant panda cub 1788 Death Orazio Mei, composer, dies at 56 1731 Birthday Orazio Mei, composer