you must buy the fertilizer and then use the cow with the bull you want but you must put the cow and the bull only in the barn or only them outside. It is more effective in the barn.
I dont think you can
Yes. Vampire female Sims can reproduce, but their offspring will not be vampires.
The hamster, having more mass than a regular hamster, is ripe for the harvest. Eat it.
you get married, two months later the female of the group will feel ill (but as a fact she is actually pregnant) then two months after that she will have a baby.
You can't. Female Sims in Young Adult and Adult life stage can get pregnant. However, there might be a special cheat available to make a Teen Sim pregnant.
Yes, a female no longer goes into heat if they are pregnant.
a female peacock gets pregnant by the tears of male peacock
female penguins do not become pregnant. They lay eggs.
No. As of 2017, a trans man cannot get a female pregnant.
NO
Answer
A vasectomy prevents a male making a female pregnant. It does not prevent a female getting pregnant since she could get pregnant with a male who has not had a vasectomy or by artificial insemination.