WARSAW (Reuters) - The deadly H5N1 bird flu virus has beenfound in wild birds at a fifth site in Poland, officials saidon Wednesday.

A stork and two buzzards, which died from the virus, werebeing kept at a wild bird rehabilitation centre near the townof Orneta, northeastern Poland, regional governmentveterinarian Ludwik Bartoszewicz was quoted as saying on theTVN24 Web site.

Emergency services set up a safety perimeter around thesite. The rehabilitation centre is home to several other wildbirds, including cranes and swans. Since some of the speciesare endangered it was unclear if culling would proceed asusual.

Poland has suffered a spate of recent outbreaks. The firstwas discovered at a turkey farm 50 miles northwest of Warsawearlier this month.

One of the EU's biggest poultry producers, Poland exported230,000 tons of poultry to European markets last year.

(Reporting by Marynia Kruk; Editing by Michael Winfrey)