By Hu Min |
THE Shanghai Zoo is stepping up monitoring and sterilization of areas
where birds live following a number of human infections of a
lesser-known strain of bird flu in the country, the zoo operator said
The zoo's birds are given vaccines for other strains of bird flu on a
regular basis, officials said. There are no vaccines for the H7N9
The management office at People's Square said no symptoms of bird flu had been found among pigeons at the square.
An official surnamed Fu said over 600 pigeons are given a vaccine for other bird flu strains at birth and once a year.
Park officials said about 950 pigeons just received vaccines in March,
and daily cleaning and disinfection are being conducted.