PRESENTATION OUTLINE
THE BRAIN AND NERVOUS SYSTEM BEGIN TO FORM.
Blood vessels appear in the yolk sac.
Legs, beak and wings begin to form.
THE EMBRYO SEPARATES FROM THE YOLK SAC.
BEAK AND EGG TOOTH BEGIN TO FORM.
THE CHICK BEGINS TO MOVE AROUND IN ITS SHELL.
THE EMBRYO BEGINS TO LOOK MORE LIKE A BIRD.
EMBRYO TURNS ITS HEAD TOWARD THE AIR CELL END OF THE EGG.
SMALL INTESTINES GO INTO THE BODY.
EMBRYO IS COVERED WITH FEATHERS.
BEAK TURNS TOWARD AIR CELL.
EMBRYO PREPARES FOR HATCHING.
YOLK SAC IS NOW THE FOOD FOR THE EMBRYO.
EMBRYO BECOMES A CHICK AND STARTS BREATHING AIR FROM THE AIR SAC.
