Clade 2.3.4.4b highly pathogenic avian influenza H5N1 viruses: knowns, unknowns, and challenges ABSTRACTSince 2020, the clade 2.3.4.4b highly pathogenic avian influenza (HPAI) H5N1 viruses have caused unprecedented outbreaks in wild birds and … Read More at Source. Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook More Share on LinkedIn (Opens in new window) LinkedIn Share on Reddit (Opens in new window) Reddit Share on Tumblr (Opens in new window) Tumblr Share on Pinterest (Opens in new window) Pinterest Share on Telegram (Opens in new window) Telegram Share on WhatsApp (Opens in new window) WhatsApp Like this:Like Loading… Related Tags: Wild Birds May 9, 2025 by Pumilo Wild Birds 0