No, sperm are required for pregnancy.
No it does not cause pregnancy
No. The only thing a sperm can cause is pregnancy.
Sperm cause pregnancy if they get into the vagina.
No, sperm doesn't cause early miscarriage.
Chlamydia doesn't cause pregnancy. You get pregnant when a sperm and egg meet.
The only thing that can cause pregnancy is fertilisation of the ovum with sperm.
No. For pregnancy to occur there needs to be sperm.
A drop of semen containing sperm can if it get to the right places
no, having intercourse with a male who has sperm is what causes pregnancy.
Pregnancy only requires a single sperm cell to occur. One mL of semen contains millions of sperm cells.
It is possible for those sperm to find their way into the uterus and cause pregnancy.
Not normally, no. It could only cause pregnancy if there was sperm on his fingers. However, even if he did it would be unlikely to cause pregnancy. Still, it is important to make sure there is no sperm on his fingers if he is going to touch her.
yes; that is possible.
Depends where the semen is, if it is inside, yes.
Well . . . yeah . . . If sperm is present at the opening into the birth canal, it can indeed swim up to the uterus and cause pregnancy. It is less likely than inserted sperm cells to cause pregnancy, but it can still happen.
I think that there is no relationship between the quality of sperm and the ectopic pregancy.
could be that one of your cockatiels are infertile, either the males sperm is infertile or the females eggs are infertile.
you can tell when you go to the doctors or where ever it is you get this checked out and if he has a low sperm count it means he is infertile
He is infertile and can't have kids