The genital area has considerably more melanin than the rest of the skin and this is very normal. It is abnormal only if it is due to a certain fungal infection, in which case, it would be quite obvious to you.
There could be many causes (e.g. blood); go to a doctor ASAP for immediate diagnosis.
Its not. Semen is produced in the testis & the prostate.
Ejaculation is the term meaning releasing semen from the penis.
It is called ejaculation. Semen leaving the penis.
Ejaculationn.
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The semen is expelled from the penis, into the female vagina.
Penis You Dumby
Semen
The same way you get milk out of a cow.
It's called ejaculation
It is called the semen. It contains sperms etc
The semen is inserted into the female by the erect penis of a male during the act of intercourse.