Interesting!  Some plants which can be poisonous for humans aren't for
our four footed companions (and visa versa).
 
Want safe plants?  Folks always begin asking about this in Spring and
Fall.  Read this:
http://www.aspca.org/site/PageServer?pagename=apcc_nontoxicplants
 
Recommended:
http://www.ferretcongress.org (LOTS of great stuff and updated often:
work with Sandra Kudrak's vet team to improve USDA regulations for
ferret farms, research, distributors to retail, and their transport;
the latest info on the 2005 Symposium in St. Louis, references (links)
which can really help ferret people greatly, and more
http://listserv.cuny.edu/archives/ferret-search.html (Ferret Mailing
                                                      List Archives)
http://www.smartgroups.com/groups/ferrethealth (Ferret Health List)
http://fhl.sonic-weasels.org (Complete Archives of the Ferret Health
                              List)
http://tingilinde.typepad.com/starstuff/  (I want the headband on the
digest from the 14th -- Okay, okay, I want that police car, too...  You
caught me.)
[Posted in FML issue 4514]