How chicks devolop?
Day 1 First, there tissue development starts.Day 2 Then,heart forms and begins to beat. Day 3 After that the blood vessels grow.Day 4 Limb development begins and on day 5 it still continues.Day 6 digits form and beak development begins.Day 7 beak development continues.Day 8 feather development begins.Day 9 mouth opens.day 10 claw development begins.Day 11 tail feathers begin. Day 12 scales form on feet and legs.Day 13 eyelids form.Day 14 Head turns towards large end of egg. Day 15 gut draws into abuumen.day 16 feathers cover body.day 17 head tucks between legs.Day 18 Embryo fills available space. Day 19 yolk sac draws into abumen. Day 20 internal pip.Day 21 Hatching.
watch the video or clip under to get more info.