Your Heart Will Melt When You See These Newborn Polar Bear Twins

In 2008, the couple gave birth to Tao Tao, China's first polar bear. In January of this year, they then gave birth to two children, a boy and a girl, before giving birth to their most recent twins. Two-month-old male twins are crawling and weigh 9.7kg and 9.1kg, respectively. They will weigh between 350 and 680 kg when they are fully grown.