It's the chicken, not the egg. A highly pathogenic avian flu strain has been circulating in North America since 2022, and it has recently taken root at poultry farms across the country, according to New Mexico Livestock Board officials.

The escalating bird flu crisis is ravaging the nation's supply of eggs, leading to increased prices and presenting an immediate challenge for the Trump administration. Why it matters: An outbreak of avian influenza is growing and has affected nearly 13 million birds in the last 30 days,