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Girls have period because so you can have baby when you are older. If the sperms passes the eggs tube, you might think that will be the baby. The uterus is the protect the baby that in the egg cell.
Wiki User
∙ 16y ago
Wiki User
∙ 13y agoA) to have babies.
B) shedding of the uterine lining, which is your actually period, most animals actually absorb it again ("One difference is that animals that have estrous cycles reabsorb the endometrium if conception does not occur during that cycle") though some animals that are closely related to us do have a period.
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How often do human females have there periods?
Most human females have menstruation periods of between 26 and 32 days in length.
Do tigers have periods?
Yes the females do.
Who has the harder life males or females?
Females have periods and such, and child birth. Males, have females, who kick them in the nuts if they make'em mad.
Can human females sync up periods with a female animal?
Yes.
What weight do females get their periods?
I think the average is about 7.5 stone, but it could be any weight.
What is the monthly Cycle in females called which produces 1 egg?
Menstruation Cycle!! Or known as periods!!
Do Koreans have periods?
Yes. Us girls have it but also Koreans have it too.. Korean males and females have their period.
You had two periods in a month which one did you get pregnant with?
Humans don't get pregnant when they have a period. That's only for animals. Human females mostly get pregnant mid-way between their periods.
What are the symptoms in adults male and females when they reach puberty?
The first symptoms are the increase in testis size. in girls it is onset of periods.
Why did us females get stuck with the periods and giving birth?
It's God's punishment for Eve leading Adam astray in the garden of Eden.
When do females get there first period?
It varies according to the biological clock of the individual !... Girls can start their periods as young as 8 or as old as 21 !!
Why doesn 't men or boys have menstrual periods?
Because they do not have a uterus. The uterine lining is what sheds during menstruation as well as the releasing of the egg from the ovaries. Men/boys do not have any of these sex organs because they belong to females and only females.
