Yes and even though it is illegal in many places, people have intercourse with horses, pigs, dogs, and other animals.
If they are both consenting and above the Age of Consent, then yes.
As a little boy he might want to touch her in her vagina area or show her his penis
Some guys may touch girls as a form of affection, to show interest or attraction, or to establish a physical connection. It's important for individuals to communicate their boundaries and consent in any physical interaction.
You ejaculate if they touch it enough?!
You may be confused. Girls do not have a penis.
Girls don't have penises. Girls have a rudimentary organ called the clitoris which is the congruent-equivalent of the male penis although structurally it falls way short of a functional penis.
Girls do not have a penis, they have a vagina.
Most girls don't have a penis.
Because my penis.
No. If you had the urge to taste that penis, or touch that penis, or have that penis shoved up your anus, then it heavily implies that you are gay.
Girls don't have penises. Girls and boys are different that way.
It doesn't have to, but the majority of sex involves the penis inside the vagina.