A cute video has emerged from the US of a three-year-old playing with sea lion.<br /><br />The footage, captured on Sunday at National Zoo in Washington, shows the sea lion twirling every time David throws his snack cup on the floor.<br /><br />''While visiting the National Zoo a sea lion became fascinated with David's snack cup and began performing tricks for him,'' the filmer later wrote online. <br /><br /> ++CLIENTS PLEASE NOTE: THIS VIDEO HAS BEEN EDITED++
