10: Why Are Northern Cardinals So Bright Red? 🐦 The Science Explained

Why are male Northern Cardinals bright red—and why aren't female cardinals the same color?In this episode of Birds of a Feather Talk Together, we explore the science behind one of North America's most recognizable backyard birds: the Northern Cardinal.Field Museum ornithologists John Bates and Shannon Hackett join RJ and Amanda Pole to explain Northern Cardinal coloration, diet, behavior, range, and the biology behind those famous red feathers.We explore how pigments obtained through a cardinal's diet contribute to feather coloration and why bright plumage can matter in the lives of these birds. We also look at how Northern Cardinals have expanded their range over time and why they've become such familiar visitors to backyards across much of the United States.Why are male cardinals red? Why are female cardinals brown? What do Northern Cardinals eat? Why have cardinals expanded their range? And what can the color of a bird's feathers tell us about its biology?The Northern Cardinal is familiar enough that it's easy to overlook just how fascinating it is. This episode takes a deeper look at the science behind a bird millions of people see right outside their windows.Birds of a Feather Talk Together features Field Museum ornithologists and Curators of Birds John Bates and Shannon Hackett alongside RJ and Amanda Pole, bringing professional ornithology and everyday birding curiosity together.Here are links to our social and YouTube pages, give us a follow:YouTube InstagramTikTokBlueSky