Every woman's cycle is different but most ovulate around the 14th day of a 28 day cycle. You can learn to chart your cycle your self. See related link.
you can not get pregnant while you have your period. you can only get pregnant when you are ovulating. ovulation happens about two weeks after your last period. if you are trying for a baby then the doctors can tell you when you are ovulating
It is possible to have your period 3 times during your pregnancy. Just because you have your period doesnt mean you are not pregnant.
No that does not mean that it means that your period this time was not as long asit normall is
How long is too long for your period to last This link contains much useful information
Cats do not have a period like women do. They do go through "heat," which can last anywhere from 4 days to a week. This is when they are able to get pregnant.
It can.
When pregnant, you do not get your period
It can last from a minute to 20 minutes depending on the pleasure.
Throughout the pregnancy.
Either you got your period back or you were pregnant and miscarried. Never wait this long to find out why you are not bleeding.
16 days is the gestation period of the Syrian hamster (teddy bear)
You are requested to stay away from drugs, specially during pregnancy.