[quote=@Extra]
<Snipped quote by Mammalia>

That's the thing. They aren't.
[/quote]

Long enough to birth children and raise them. I mean, I know that they'll make visits, so a month on our end could be, say, 28-31 weeks on their end, but ehhhh. They're your characters, though; I won't tell you what to do with them; I also have a feeling that there's more to it than I think.