Generate an image  of a flying  chicken with  vibrant,  irides cent  feathers in shades  of emerald  green, s apphire blue , and amber , set against  a clear blue  sky with a few  wispy  clouds, featuring  a dynamic composition  with the chicken 's wings  outstretched  and a sense  of motion conveyed  through blurred feathers  and a subtle  trail of  wind behind it , in a  whimsical,  fantastical style  reminiscent of classic  children's book  illustrations.