yes it is
Yes it is. It's better for the relationship to be mother-son or father-daughter though, but your hamster babies should be perfectly normal.
rabbits will mate with any other rabbit of the right gender and breed. They aren't picky.
yes it OK if she wants to blow her brother and he wants it + its not illegal
only in Arkansas
Most prefer it to being an only child.
Yes
if the attention is wanted then flirt all you want
no sailor moon didn't have a sister she had a brother you know for more information wathch the anime ok>?
Calling her by her name would be okay. Ask her what she likes better.
not really but if u r that desperate for that sort of thing then just imagine it
As long as you do it as brother and sister and not as lovers, yes.