Texas health and wildlife officials have detected avian flu in at least four mammal species across six counties on the High Plains.

Australian and Dutch researchers have uncovered a remarkable evolutionary adaptation in birds that could hold vital clues for ...

H5N1 bird flu has now crossed into U.S. dairy cattle for the first time, and alarmingly, it did so through just one spillover ...

North Dakota has its first confirmed case of bird flu in a domestic poultry flock this year, amid the ongoing national ...