Embryo is formed in germinal spot of yolk .
The embryo that does not have an amnion is the human embryo. It is a membrane that covers the embryo when first formed. Mammals, reptiles and birds have this feature.
The embryo is formed when the sperm from a bull attaches itself to the egg or ovum of the cow. The embryo is formed not only from the cow being bred naturally, but also when she is artificially inseminated.
Fetus
a zygote
its amnion
When the embryo gets fertilized, it sometimes splits into two, making an identical twin.
gweta
Gastrulation
A Foetus is formed by the growth and development of an embryo.
There are smaller babies!
a fetus