More than 160 million birds have been culled during the bird-flu outbreak that started in 2022. So why is the U.S. not vaccinating chickens?

A cull of birds is to be carried out in an area of Herefordshire following the confirmation of avian influenza. A 3km (1.8 mile) captive bird monitoring zone has been declared around a premises in Fownhope,

The U.S. will invest up to $1 billion to combat the spread of bird flu, as well as increase imports of eggs in an effort to drive down high prices, agriculture secretary Brooke Rollins said on Wednesday.