[quote=mdk]
I was under the impression that neither do humans. They don't have air in the lungs for a bit, and they don't start wailing right when they pop out (as in the movies).But I've never squeezed one out through my genitals, so I guess I don't really know.
[/quote]

There's a wonderful doujin of a boy giving birth through his urethra because a god impregnated him through the anus.

Yeah, I know, [i]Japan[/i].