here's the link how I animated it: https://www.google.com/search?q=wing+flap+of+a+bird&rlz=1C1SQJL_enIN904IN904&source=lnms&tbm=isch&sa=X&ved=2ahUKEwi40uvFmKfqAhXawjgGHeM2BToQ_AUoAXoECA8QAw&biw=1280&bih=657#imgrc=Gs5GueXiFZetAM