The current avian flu strain, H5N1, has spread throughout Asia, Africa and Europe since 2021. Scientists warn it poses a potential pandemic risk if the spread is not curbed.

BIANCA BRUNO / April 26, 2022

Scientists warn worldwide avian flu outbreak threatens wild birds, poultry production

(CN) — The ongoing global bird flu outbreak has spread to the U.S. and Canada and has the potential to significantly handicap poultry production in North America, scientists warned Tuesday.

In an article published in Science Tuesday, researchers advised bird flu outbreaks are a global concern, which must be mitigated before the virus adapts to transmit between humans efficiently.

The H5N1 strain of the highly infectious avian influenza virus has already caused millions of deaths of wild birds and…