Canada has been testing milk and livestock, but unlike in the U.S. there has been no confirmed cases of the same strain of the H5N1 virus from the U.S. in either cattle or poultry farms in Canada.

Rising H5N1 bird flu cases in the U.S. prompted the CDC to study the virus in ferrets, revealing it may have the potential to spread and cause severe symptoms in other mammals. H5N1 bird flu is ...

In recent years, highly pathogenic avian influenza A (H5N1) virus has been sporadically detected in various mammalian hosts and, most recently, in dairy cattle in the USA — from which over a ...

A teenager in British Columbia, Canada, is hospitalized with the country's first confirmed case of the H5N1 bird flu virus. Health officials believe the teen likely contracted the virus from a ...

If the sudden spurt in cases was already concerning, 14 cases were caused by a novel mixing or reassortment of A/H5N1 virus. The reassortment was due to mixing of the gene segments from clade 2. ...

USDA’s Food Safety and Inspection Service (FSIS) announced Friday that the H5N1 virus was discovered in meat from a single cull dairy cow as part of testing of 96 dairy cows. APHIS said the meat ...

the risk of infection with avian influenza H5N1 for humans not directly working with cattle or poultry remains low. However, we are still navigating uncharted territory with this virus.

Oregon state and federal officials are investigating positive H5N1 bird flu cases at a farm after the virus was detected in a pig in the U.S. for the first time.

Wildlife rescuers are increasing measures to prevent the potential spread of bird flu strain H5N1, which is yet to arrive in Australia. Experts predict the virus could arrive with this year's ...

As H5N1 bird flu continues to spread around the US, health officials recently found that 7 percent of dairy workers tested on farms in two states had evidence of recent infection — and some had ...

The first detection of H5N1 bird flu in US swine has been reported ... not poultry or dairy farms, introduced the virus to the swine. This case influenced the USDA's decision to implement ...

H5N1 is an HPAI that causes severe illness and a high mortality rate in birds. "Avian influenza A(H7N9) virus and highly pathogenic avian influenza (HPAI) A(H5N1) and A(H5N6) viruses have been ...