Researchers from Cornell University have determined how cows infected with H5N1 bird flu were able to spread the virus to other cows and mammals. In the study published in the journal Nature on July 24, scientists used genomic data, computer modeling, and data about the virus’s spread to show how infected cows from Texas spread bird flu […] Read more

Light shed on bird flu spread in mammals

Chicken culling, disposal raise concern as bird flu spreads in U.S.
The spread of bird flu among poultry and dairy farms has heightened some health experts' concerns that the process of killing and disposing of poultry infected with the virus may pose a risk to humans and livestock.

US CDC sends field team to aid Colorado’s bird flu response
The CDC, in a statement dated July 14, said its team of epidemiologists, veterinarians, clinicians and an industrial hygienist was working to support Colorado's assessment of the outbreak and the human cases.

Bird flu virus detected in Oklahoma dairy herd
Oklahoma has detected bird flu in a herd of dairy cattle, the state's agriculture department said on Friday, making it the 13th U.S. state to find the virus.

Explainer: How U.S. states are testing for bird flu
States in the U.S. are playing a key role in the nation's response to a growing outbreak of avian flu among dairy cattle that has also infected a small number of humans.
The states are chiefly responsible for testing cows and people for the virus, but they take different approaches. Scientists tracking bird flu are increasingly concerned that current surveillance efforts are not sufficient.

Bird flu strain in US cows shows minimal air spread in ferret study
The bird flu strain found in cows in the United States is not easily transmitted through the air among ferrets, a new study shows, although the scientist who led the work said it had shown some ability to spread this way.

Germany reports rare outbreak of H7N5 bird flu near Dutch border
Germany reported a rare outbreak of highly pathogenic H7N5 bird flu on a farm in the western part of the country, near the border with the Netherlands, the World Organization for Animal Health (WOAH) said on Thursday.

Colorado reports human case of bird flu
Dairy farm worker had mild symptoms and recovered after antiviral treatment
Public health officials in Colorado on Wednesday announced an adult man had tested positive for avian flu after reporting mild symptoms, including conjunctivitis, or pink eye.

US farm agency to pay farmers for milk loss due to bird flu
The U.S. Department of Agriculture will soon begin compensating dairy farmers for the loss of milk supply due to bird flu-infected cows, the agency said on Thursday.

U..S food safety regulators expand bird flu testing in milk products
Canadian cases at nil as of mid-June according to CFIA testing
The U.S. Food and Drug Administration has begun testing more dairy products for evidence of the bird flu virus as outbreaks spread among dairy herds across the country.