A poultry egg farm has gone into immediate lock down after a case of the highly contagious bird flu was detected in a second state.

The ACT government is investigating a suspected case of the bird flu virus in Canberra, following outbreaks in Victoria and NSW.

Australia's largest outbreak of bird flu has hit a grim milestone in the spread of the virus that was first detected in May.

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.

Bird flu has been detected at a commercial egg farm in Sydney.

by SYDNEY BALDWIN   The NSW Government is rolling out and enacting an emergency biosecurity plan following the avian influenza outbreak on Hawkesbury...

More than one million birds will be destroyed across seven properties in Victoria to tackle the continuing spread of bird flu.

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