April 2, 2014
University of Iowa
Pinecone or pine nut? Friend or foe? Distinguishing between the two requires that we pay special attention to the telltale characteristics of each. And as it turns out, us humans aren’t the only ones up to the task. According to researchers, pigeons share our ability to place everyday things in categories. And, like people, they can home in on visual information that is new or important and dismiss what is not.