Chickens

2. the constant hotness of the air needed for life to develop
4. the second thing that starts to develop
7. the movement to stop the 'baby' from sticking on one side of the egg
8. the scientific name for the egg yolk (yellow)
9. these go out to collect food and air for the developing chicken
11. the verb that describes when the chicken makes cracks and comes out of the egg
13. one of the first things that starts to develop - the chicken will grow 'on' it
14. the father of the chicken
15. the little space on the end of the egg where the chick will takes its first real breath of air
17. the outside protection of the egg
20. the little white spot on the egg yolk where the sperm will attach

1. the thin skin around the egg white that keeps bacteria out of the egg
3. the days it takes before a chicken is born
5. the scientific name for some of the nutrients that the 'baby' needs - it is white
6. what makes the egg get sweaty
9. it flows through the body to transport food, air and waste
10. like the hair of a chicken
11. the mother of the chicken
12. it pumps the blood to keep us alive
16. where does the outside air enter the egg?
18. the name for a baby developing inside a tummy or egg before it is born
19. it is needed to keep the yolk and baby in the middle of the egg
21. what comes out of an egg - all baby birds are called this