Beavers act as "surrogates" for frogs Jan 13, 2007 13:50:59 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by minnow on Jan 13, 2007 13:50:59 GMT -5 environment.newscientist.com/article/dn10943-beavers-act-as-surrogates-for-frogs.html