Since 2021, experts have seen bird flu — also called H5 influenza or highly pathogenic avian influenza (HPAI) — spreading "fairly quickly" across the wild and domestic bird populations and, now, among ...

A big cat sanctuary in Washington plans to reopen next week after a bird flu outbreak killed over half of their animals.

With egg prices soaring, the Trump administration is planning a new strategy for fighting bird flu that stresses vaccinations ...