Bird flu: a disease of birds caused by influenza A virus, sometimes affecting other animals and humans
New Zealand has confirmed its first mainland detection of H5 bird flu after a brown skua found on Petone beach has tested positive. Authorities have said there is no evidence of mass mortality or poultry infection, but surveillance and a targeted vaccination programme for endangered captive birds have been activated as officials monitor wild populations.
Three major egg producers—Cal-Maine Foods, Versova and Hickman’s Egg Ranch—have agreed to a civil settlement with the DOJ and 17 states over alleged price manipulation. The deal requires them to pay $3.3 million and donate 53 million eggs to food banks, with court approval pending. They deny wrongdoing and will adopt antitrust compliance programs.
The CDC reports 2,318 measles cases in 2026, making it the worst year in decades. Outbreaks in South Carolina, Utah and Arizona have prompted renewed concern over vaccination coverage as officials weigh loss of measles-free status.
The H5N1 bird flu strain has reached Australia’s shores, triggering mass mortality events among seabirds and prompting government and researchers to bolster wildlife surveillance, vaccination trials in New Zealand, and heightened biosecurity for farms. Authorities warn that spread is likely to continue as migratory birds move between regions, with wildlife groups urging calm and precaution.
Australia is rolling out an initial vaccination program targeting captive birds at risk from H5N1 bird flu. Vaccines are not a silver bullet; the virus continues to spread among wild and domestic birds. Authorities say vaccination will help protect vulnerable species while surveillance and biosecurity remain essential.