Question

at what stage does mammalian embryo implanted in uterus

Answer 1

In humans, implantation is the stage of pregnancy at which the embryo adheres to the wall of the uterus. At this stage of prenatal development, the conceptus is called a blastocyst. It is by this adhesion that the embryo receives oxygen and nutrients from the mother to be able to grow.

Answer 2

At what stage does mammalian embryo implanted in uterus?

=> Blastocyst stage