Mass mortality at penguin mega-colonies due to avian cholera confounds H5N1 HPAIV surveillance in Antarctica
Matteo Iervolino, Anne Günther, Leonard Schuele, Florencia Soto, Lonneke M. E. Leijten, Theo M. Bestebroer, Adam Coerper, Alice Reade, Ben Wallis, Simeon Lisovski, Martin Beer, Meagan Dewar, Thijs Kuiken, Lineke Begeman, Ralph Eric Thijl Vanstreels
The paper reports mass penguin mortality in Antarctica due to avian cholera, not H5N1 HPAIV, highlighting the need to consider avian cholera in differential diagnoses.
bioRxiv · Dec 16, 2025 · PreprintMicrobiology