Avian influenza has been found at a second egg farm in the Hawkesbury district.

Avian influenza has been found at a second egg farm in the Hawkesbury district.

Avian influenza has been found at a second egg farm in the Hawkesbury district.

A commercial farm in NSW is under lockdown after bird flu was found in chickens, although the strain is different to the outbreak impacting Victoria.

A commercial farm in NSW is under lockdown after bird flu was found in chickens, although the strain is different to the outbreak impacting Victoria.

A commercial farm in NSW is under lockdown after bird flu was found in chickens, although the strain is different to the outbreak impacting Victoria.

The highly contagious and deadly strain of avian flu was detected near the first site, with authorities now required to euthanise an estimated 87,000...

Hundreds of thousands of birds have been killed on a poultry egg farm after authorities detected bird flu on the property.

Authorities are urgently confirming whether a large-scale bird flu outbreak in one state has spread across the border.

A second chicken farm at Hawkesbury on the outskirts of Sydney has been infected with bird flu, prompting a mass cull.