a revolution of the earth around the sun
Once every 11 years.
You shed your uterine lining once every month, basically clearing the ovary of unnecessary reproductant discards.
Once every 21 days, not once a month like a woman would.
A blue moon occurs when two full moons happen in one month. Since one full moon occurs every 28 days, it doesn't happen very often, hence the phrase.
Yes, it does.
Yes it does , almost 3 times a mouth it happens. But sometimes it comes once or twice .!*
No. More like once every 23hours 56minutes 4seconds.
Yes the moon comes out as full moon once every month
once every month
usually once a month, and it lasts about a week