Almost 1.8 million farmed and captive birds have been culled in the past three months because of the spread of avian flu across the UK, the BBC has learned. There have been 33 outbreaks of the virus on farms so far,

The first case of bird flu in a human in Ohio has been reported, according to officials. A farm worker from Mercer County, Ohio, located on the state's western border along Indiana, came into contact with deceased poultry that was infected with the virus,

Ohio has led the nation recently in the number of commercial birds affected by the bird flu. Mercer County, in the western part of the state, is among four counties there where bird flu has been detected in commercial poultry flocks,

Wampsville, N.Y. — A bird in a backyard poultry flock in Madison County has tested positive for avian flu, officials said Wednesday. The flock of about 15 ducks and geese will be euthanized in order to prevent further spread, according to Samantha Field, a county spokesperson.

Bird flu is spreading among Central Texas wild birds as migration brings more and more birds here for the winter.

"A recent discovery of the Highly Pathogenic Avian Influenza virus was seen in black vultures in the New Braunfels area. READ MORE: