Reading Time: 4 minutes The deadly H5N1 bird flu virus has spread more aggressively than ever before in wild birds and marine mammals since arriving in South America in 2022, raising the risk of it evolving into a bigger threat to humans, according to interviews with eight scientists.

Bird flu strain raises alarm as virus kills South American wildlife
Mammal-to-mammal transmission of virus likely but unconfirmed, scientists say

US is ’18 months or so’ away from finding bird flu vaccine, says agriculture secretary
USDA plans to discuss poultry vaccinations with trading partners amid trade restriction concerns
Reading Time: < 1 minute The U.S. Department of Agriculture is "18 months or so" away from identifying a vaccine for the current strain of bird flu and is developing a process to distribute it, said Agriculture Secretary Tom Vilsack on Wednesday.

Sweden reports bird flu outbreak as disease spreads
The Philippines bans poultry imports from France, Belgium to protect poultry, workers, consumers
Reading Time: 2 minutes Sweden has reported an outbreak of the highly pathogenic H5N1 bird flu virus on a farm in the southern part of the country, the Paris-based World Organisation for Animal Health (WOAH) said on Tuesday, as the disease spreads in Europe. The Philippines, meanwhile, has banned imports of French and Belgian poultry as a virus containment measure.