Wow ; my new bunny !?

so about a month a go i got a bunny & hes now 9 weeks ( Thumper ] ; he has a pretty good size cage & a very well behavied lil rabbit ; so my boyfriend's friend has a bunny that had babys so i got one , shes 12 weeks old ( lola ] . well they get along good ! but shes never really been pet and handled ; shes every jumpy anyways she eats the beding in their cage ; all it is is the wood shaveings ... ? oh by the way , she a flordia white , so my questions are how long will it take for her to be use to people , i take them out to run around every day & i make sure to love on her alot , & whys she eating the wood ! they ALWAYS have food also at what age should rabbits stop eating alfalfa hay ?? THANX ;