The first death caused by H5N1 bird flu was reported in January 2025. Some believe the virus could eventually pose a ...

However, Hajek said, the high number of ostriches that died in the December outbreak — 69 out of 450 birds — shows that the ostriches became very sick and 15 per cent of the flock was lost, even if it ...

H5N1 has been confirmed in dairy cattle in nine states, has been found in milk and has prompted the slaughter of millions of chickens and turkeys. But finding it in beef is a new development for ...

How dangerous is it? Where did it come from? H5N1 influenza’s origins stretch back to the 1990s, and key events paved the way ...

MONTENEGRO, Brazil (Reuters) -Brazilian authorities hope to determine by Tuesday whether a confirmed outbreak of highly ...

A new study reveals the emergence of HPAI H5N1 in US dairy cattle with zoonotic potential and high viral loads in milk. The ...

The first major global review of bird flu in cats reveals an emerging threat of a potential human pandemic. Spring is here, ...

Researchers developed a nationwide model to simulate the spread of H5N1 in US dairy cattle, revealing significant under-reporting and predicting continued outbreaks into 2025. Targeted farm-level ...

Highly pathogenic avian influenza viruses were found in 38 people in CA from Sept. 30 to Dec. 24, 2024, including the first pediatric case in the US.

H5N1 bird flu is widespread among wild birds in the United States, and has caused increasing outbreaks in poultry and dairy cows. Since 2024, the Centers for Disease Control has reported 70 human ...