Avian flu is rampant in poultry farms and in wild birds in the U.S. Every mutation brings the virus one step closer to the brink of human-to-human transmission, but predicting whether a virus will cross that threshold remains an uncertain science.

Prices ranged from $5.79 to $7.99 for a dozen eggs on the shelves. An 18 pack of eggs at the Smith’s at Wyoming and Paseo Del Norte NE was going for $7.39 last week. Other grocery stores in the city were also raising prices on eggs or limiting how many could be purchased at once.

Egg prices have increased nationwide by about 38% in the past year. In other cases, eggs are absent from shelves altogether. Why?

If you’ve been to the grocery store lately, you may have noticed egg prices are soaring. Colorado farmers we spoke to say The Avian Flu is to blame for the nationwide egg shortage. Large commercial farms in the state say the virus has been destructive over the last year and a half.

Bird flu outbreaks at multiple poultry farms across Japan from the end of 2024 to the beginning of this year are raising concerns over a possible repe･･･