The world is currently in the midst of its largest-ever outbreak of bird flu, and there is emerging evidence that mammals are being infected.
What is the current bird flu situation?
Since October 2021, when the latest outbreak began, the H5N1 subtype of the virus has spread through seabird colonies, farmed poultry and wild flocks across the US, Europe and beyond. Globally around 15 million domestic birds have died from bird flu over the past 15 months, and more …