yes they can release a thick substance that is not urine
The female orgasm helps a woman getting pregnant but it is not needed so yes you can. Even raped women get pregnant.
Mostly due to Pleasure, although not all women scream during sex as you can make sex as loud as you want.
oh yeah they did sex
look at question How do You Turn Women On
so good
They had lots of sex
yes very much
Yes they do. It does not matter the age of the women. during a high excitement of the body through sexual relations the sex a women will ejeculate
probably so they can see--men are more into the senses, women are more into imagination/thinking etc during sex.
It is g-spot stimulation for women. This usually happens during sex and helps women achieve an orgasm.
Her neck
By "do" I assume you mean a very disrespectful scumbag way of sexying 'have sex with' - yes, you can have sex with a women during menstruation.