i'd experienced dat b4 k2 gbuntspa naq aq bb... mga lst yr lng... 1month pa gani aq tiyan i already heard scratches n our walls... ang sound of bird i even often saw it... at ang pnaka worst experienced i had s gigukod jd q ug kikik and my tummy s abwt 7months old na.... grabeh... bt fortunately d bb s fine...