Crossbills
The Science of Birds - Un podcast de Ivan Phillipsen

In this episode, which is number 111, Ivan Phillipsen explores the fascinating world of crossbills, a unique group of finches with an extraordinary beak adaptation. These birds, found across North America, Europe, and Asia, use their specialized crossed bills to extract seeds from conifer cones—a skill few other birds possess. Ivan discusses the six recognized crossbill species, their distinct feeding strategies, and how their beaks evolved for this specialized diet. The episode highli...