file a chinese panda keeper looks after the female giant panda cub cheng lang weighing 428 grams when it was born which is the worlds lightest ever in an incubator at the chengdu research base of giant panda breeding in chengdu city southwest chinas sichuan province 19 june 2019 a female giant panda cub weighing 428 grams about the weight of an average chicken egg and the worlds lightest ever was born in chengdu city southwest chinas sichuan province 11 july 2019 the cub cheng lang and her twin sister were born to giant panda chengda on tuesday at the chengdu research base o 2en9x60.jpg from ledij gawn sexxxx panda Ø View Photo