This year’s outbreaks of highly pathogenic avian influenza (HPAI) are hitting egg-laying flocks the hardest, as they did in 2014 and 2015. Laying hens account for two-thirds of this year’s toll, which more than doubled to 7.65 million birds over the weekend, said the USDA on Monday. The first outbreak of HPAI in Wisconsin since 2015… » Read More