1 Incubation time varies with species, clutch size, and temperature and humidity in the nest. 2  The incubation time for most species is 45 to 70 days.  Research indicates that the sex of an embryo is determined sometime after fertilization, as the embryo develops, and may be temperature dependent.
brown discharge usually does not indicate a period. It could very possibly be implantation bleeding, however, as your using a condom every time it is unlikely. But still possible. If your actual period doesn't come I suggest a HPT. I'm not saying your pregnant, but it is possible.
Firstly the woman should determine that the brown discharge is vaginal and not diarrhea and then the reason for the discharge can be assessed. Below referred are some cases where brown discharge in pregnancy is nothing to worry about. 1.ny colored discharge during pregnancy can be alarming for a woman. Though the first thought may be that something is wrong, a brown discharge while pregnant is not always cause for concern.