The United States Department of Agriculture last week reported that a pig on a backyard farm in Oregon was infected with bird flu.

The USDA said there is no risk to the nation's pork supply from the Oregon case. The risk to the public from bird flu remains low.

H5N1 bird flu was confirmed in a pig on a backyard farm in Oregon, the first detection of the virus in swine in the country, the U.S. Department of Agriculture said on Wednesday.

The United States Department of Agriculture last week reported that a pig on a backyard farm in Oregon was infected with bird flu.

In many ways, the initial reports of this case are – against the backdrop of a continuing viral outbreak that has devastated seabird colonies around the world, caused huge die-offs of sea lions and led to the emergence of an entirely new disease of US dairy cattle – pretty innocuous.