There are 47 positive cases of bird flu in Victoria, with new detections at Yambuk, Apollo Bay and Clyde. It's unclear whether the Melbourne Royal Show's poultry competition will go ahead, with organisers actively monitoring the situation. Questions have been raised over whether a similar approach would be viable with Australian birds and other animals. "If we're talking about vaccinating wild birds, I think that's a big task," he said. There are also fears for Australia's seals after a pup with bird flu symptoms died in Victoria.