In this undated photo provided by the Schoenbrunn Zoo a flock of pelicans is pictured at the zoo in Vienna, Austria. The zoo has euthanized its flock of 20 Dalmatian pelicans after examinations showed them infected with bird flu.
In this undated photo provided by the Schoenbrunn Zoo a flock of pelicans is pictured at the zoo in Vienna, Austria. The zoo has euthanized its flock of 20 Dalmatian pelicans after examinations showed them infected with bird flu.