The world's poultry supply may be threatened as the bird flu continues to spread.

Veterinarians and disease experts say the growing concern is the flu has reached wild birds that have the ability to transmit it to poultry, according to Reuters.

As a result, poultry farmers are trying to protect their chickens as the disease is now a year-round problem, medical experts warn.

Farmers are reportedly trying all sorts of tactics to keep the wild birds away from their chickens such as making loud noises to scare them off. 

Poultry stocks plummeting have impacted countries including the United States, Britain, France and Japan.

South American countries reporting cases of bird flu include Bolivia, Ecuador and Peru, according to the Epoch Times.