Starting a conversation about a mental health challenge is a powerful way to help stop the stigma that often affects friends and colleagues struggling with a mental illness.
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?