A new strain of avian influenza, H5N1, is rapidly spreading among wild birds, farm animals, and even some mammals—with over 500 wild bird species and nearly 50 mammal species affected. 😮
In an unprecedented development, experts like Dr. Lineke Begeman recorded the first outbreak in Antarctica, a region known for its pristine nature and iconic species. Meanwhile, in the UK, Professor James Wood and his consortium have discovered that wild birds have now become the main trigger for infections on poultry farms.
The virus has also struck the U.S., jumping to dairy cattle where more than 1,000 herds across 17 states are affected. So far, there have been 70 confirmed human cases—with most experiencing mild symptoms, though one death has been reported. 🚨
Experts including Dr. Tom Frieden, the former director of the U.S. Centers for Disease Control and Prevention, emphasize that while H5N1 is not yet spread between humans, mutations are under close observation. Research by Professor Debby van Riel shows that recent variants target the upper respiratory tract more efficiently, and findings by Professor Jim Paulson suggest the virus could be just one mutation away from human-to-human transmission.
The good news? A vaccine specifically targeting H5N1 already exists, bolstering our defenses compared to past pandemics. As scientists keep a sharp eye on its evolution, this outbreak serves as a wake-up call to stay informed and prepared. Stay safe and keep following the updates! 🌍
Reference(s):
cgtn.com
