Pandas usually give birth to twins. However, they would neglect one and keep the other one close. So what these caretakers are doing is that they give mommy Panda an apple to eat and swap one baby with another. This way both babies are fed properly. https://t.co/iWebbrEtS0 https://video.twimg.com/ext_tw_video/1772549064304832512/pu/vid/avc1/720x560/EPtMPGg9cFv4G72p.mp4?tag=12