BRITAIN SAID ON THURSDAY IT WOULD SET UP A 2,500 SQ KM (965 SQ MILE) 'WILD BIRD RISK AREA' IN SCOTLAND IN RESPONSE TO THE DISCOVERY OF THE DEADLY H5N1 STRAIN OF BIRD FLU IN A SWAN, ACCORDING TO REUTERS. IT SAID IT HAD ORDERED POULTRY FARMERS WITHIN THIS AREA TO KEEP THEIR FLOCKS INDOORS. THERE ARE 175 POULTRY CENTRES IN THE ZONE AND SOME 3.1 MILLION BIRDS, OF WHICH 260,000 ARE FREE RANGE, IT SAID. --SP 23 34 LOCAL TIME 20 34 GMT