Oh, cool about the aphids.
Did you know that a baby girl has all of her eggs at birth? They don't like, develop over time.
Another egg/sperm tidbit -- it was long thought that the sperm muscled their way into the egg, so to speak. Evidently the egg is in fact much more proactive, kinda grabbing the sperm and then absorbing it.
Give the guys another thing to have bad dreams about, along with the vagina dentata.