Around 5,300 detections of highly pathogenic avian influenza (HPAI) virus were reported in poultry, captive and wild birds in 36 European/EEA countries and the UK during the 2021-2022 epidemic season, according to EFSA’s latest overview of HPAI. This is the largest number of HPAI cases for an epidemic season ever reported. The persistence of HPAI (H5) virus in wild birds indicates that it may have become endemic in wild bird populations in Europe.

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