Fertilized Ovem becomes Plasticist.
Plasticist connects to uterus.
2 weeks gills deveop into lower jaw, lyrnx and middle ear.
3 weeks 0.1 inch long
4 weeks spine and tail
5 weeks 0.4 inch long
6 weeks, tail a small bud
7 weeks 1 inch long with limb buds and umbilical cord, tail a little bulge
12 weeks hands and feet
16 weeks 6 inches ears and eyelids
19 weeks all features defined.