No. Some women experience "implantation bleeding" - that is normalls very light pink or brown, and is only noticeable on the toilet tissue when you wipe.
you can experience pre menstrual like cramps and spot bleeding do not confuse this will an actual menstrual cycle if you are in doubt you could be pregant ensure you visit your GP.
There is absence of menstrual cycle ,as corpus leutum secrets progesterone which prevents the menstrual cycle ,thus it is clear that embryo is undergoing further development.
No
Fertilization
they use internal fertilization they use internal fertilization they use internal fertilization they use internal fertilization
They Have Internal Fertilization
for reptiles it is internal fertilization and they can't do external fertilization
fertilization
internal fertilization
The process of uniting an egg with sperm is called fertilization.
In vivo fertilization
To improve Fertilization.
internal fertilization
internal fertilization
fertilization