Efforts to contain the virus are falling short. A teenager in Canada is in critical condition after an unexplained infection.

Why now: With reservoirs of virus persisting in dairy cattle, poultry and wild birds, there are ample opportunities for ...

The Kansas Department of Agriculture is warning poultry owners of HPAI, or bird flu risk.

Global outbreak of H5N1 avian influenza virus raises concerns about human transmission and pandemic potential, requiring ...

The president-elect made the announcement on Truth Social on Sunday. ABC News’ MaryAlice Parks discusses President Joe Biden's invitation for President-elect Donald Trump to visit the White ...