H5N9 is “not commonly seen in poultry in general,” says Eman Anis, assistant professor at the University of Pennsylvania ...

The outbreak started in December and has now spread from a few reports in the suburbs to hundreds in the city, along Lake ...

Florida’s warm climate makes it a haven for invasive Muscovy ducks and Egyptian geese, not to mention feral chickens. As bird ...

The infected birds "present with tremors and little ability to move," said a local conservation group tracking the outbreak.