In the fall, Rusty Blackbirds get new feathers with reddish-gold highlights that have a unique and subtle beauty. Their complex little song might sound like a door hinge that needs some grease. Though once common, Rusty Blackbirds have lost over 90 percent of their population since 1966 –…

Birds are resourceful. Wherever they live, even in the biggest cities, they find clever places to build their nests. An initiative from the Cornell Lab of Ornithology called Celebrate Urban Birds once asked people to share the funkiest and funniest places they’ve seen a bird nest. Among…

The Northern Mockingbird isn’t the only mimic bird in town. Brown Thrashers also learn songs from nearby birds and add them to their repertoire. The species has been documented singing more than 1,100 different songs: a mix of imitations and invented little melodies. While mockingbirds…

White-breasted Nuthatches aren’t the toughest birds on the block — but when it comes to their nests, they know how to put up defenses. Squirrels could easily duck inside a nest cavity and gobble up the eggs. That’s why you might see nuthatches sweeping around their nest hole with a beetle…

Collecting data on wild birds is crucial for their conservation. But it requires huge amounts of effort. One way to help streamline the process is with gizmos called autonomous recording units, or ARUs. For days or months, these recording devices eavesdrop on the environment around them…

Every year, hundreds of bird species migrate between North and South America. Some species likely evolved from ancestors that moved north in search of new breeding habitats: the “southern home” hypothesis. But others may have extended their winter ranges south: the “northern home”…

Avian flu, better known as bird flu, has been in news headlines all of 2024. Still, many questions remain for the general public. What is it? What’s causing it? How is it spreading? And how serious should we be taking this public health matter? Our co-hosts Purbita Saha and Deja Perkins…

As a young child, Kenn Kaufman ventured into his neighborhood in search of the tigers, bears, and dinosaurs, but quickly found that Indiana doesn’t have those. So he set his sights on the next best thing: figuring out which birds were in his family’s yard. Though he’s now a world renowned…

An online tool called BirdNET uses artificial intelligence to identify bird songs and calls. And Cornell’s well-known Merlin Bird ID app now has sound ID, too. It’s as simple as opening the app, choosing “Sound ID,” and hitting record. It can pick out multiple species in the same recording…

Since 1976, Project FeederWatch has been through many changes and iterations. But what has remained is the dedication to collecting data that undeniably improves bird science. In this episode, host Deja Perkins speaks with Emma Greig, the U.S. Project Leader for FeederWatch, about what…