The case adds another worrying wrinkle to a global outbreak that has devastated bird and marine mammal populations, and recently appeared in cattle herds.
U.S. regulators confirmed that sick cattle in Texas, Kansas and possibly in New Mexico contracted avian influenza. They stressed that the nation’s milk supply is safe, saying pasteurization kills viruses.
Cada diciembre, los cantantes de villancicos acuden a una granja lechera en Nueva York para dar una serenata a las vacas. Según un estudio, la música podría estimular la producción de leche.