Be vigilant about avian flu as bird migrations begin.

Be vigilant about avian flu as bird migrations begin.USDA chief veterinary officer advises closely monitoring flocks and using good biosecurity measures.Poultry producers in the United States are being advised to be on the lookout for signs of avian influenza as wild birds are beginning their fall migrations. Dr. Jack Shere, USDA chief veterinary officer and deputy administrator for Veterinary Services, said poultry farmers are at risk as wild ducks and geese that could be carrying the avian influenza virus are flying south for the winter. “Look to see if there’s any reduction in feed consumption, any decrease in egg production, any birds that just don’t act right that seem weak or separate themselves or just don’t act like they normally do,” Shere said. “Those are signs that things are different in the flock and they should do what they can to get that flock tested.” Avian