Coronavirus infections are nothing new to the poultry industry, but it’s important to understand that common IB viruses in poultry flocks are not associated with the COVID-19 virus at the root of the global pandemic.
New study shows brain size is smaller in commercially bred laying hens
When humans domesticate and breed an animal, they tend to select for a very specific trait. In laying hens, artificial selection for high egg production has led to hens that can produce 320 eggs a year. But could artificial selection have unintentionally altered hen brain morphology?