H5N9 and H5N1 are two strains of bird flu that have recently sparked concern, especially after a significant outbreak at a ...
Highly pathogenic avian influenza H5N9 has been identified in U.S. poultry for the first time, after outbreak at a commercial ...
Bird flu infections around the U.S. have forced mass cullings and resulted in the deaths of zoo animals and pets ...
A new bird flu strain was detected on a California duck farm. But what's the difference between H5N9 and H5N1, and is it safe ...