PSSDorAmINormal wrote:This is kind of random. Wondering what happens when two or more organisms mix their sperm together? This could be human or other animals I guess.
I was just wondering do they all coexist and live for the duration of their lifespan or do they die because they mixed?
I never really thought about it.
I remember reading that a dog's penis swells up and locks inside the female after ejaculation, to prevent another male from impregnating her.
Maybe the sperm just fight it out, with the winner getting to the egg first. LOL