Northern Cardinals have vocal abilities that surpass even the most accomplished human singers. When cardinals sing, they sweep their voices from the high to low end of their ranges many times in just seconds. The secret is in the clever way cardinals use their two-sided vocal organ, called…

Loons are built for life in the water – so much so that their legs don’t work well on land. During migration, loons sometimes mistake wet pavement for the reflective surface of deep water and try to land there, then become unable to take flight again. If you see a stranded loon on a road…

El cucarachero ruiseñor sureño vive en Centro y Sudamérica y tiene una largo canto de notas silbadas separadas por pausas. Al analizar las grabaciones de sus cantos, los investigadores encontraron que estas aves pueden medir con gran precisión estas pausas, incluso cuando aumentan por…

John Kessler served as BirdNote’s senior producer for over 18 years. But before BirdNote existed, he was recording the sounds of Seattle for public radio station KPLU, now called KNKX. After capturing many of Seattle’s well-known spots on tape, he broadened his scope by connecting with…

In this episode featuring Aviary — the shapeshifting bird superhero — the surprising abilities of birds come in handy when a student gets lost exploring a cave with his class. Aviary remembers an amazing bird called the Himalayan Swiftlet that’s able to echolocate like a bat, and enlists…

The Pine Warbler is one of the few warblers that make appearances at bird feeders. They live year round in pine forests of the southeast U.S. and several Caribbean islands. Early spring is a good time to see them migrating through cities in the Midwest and the East Coast. If there’s a pine…

As thousands of army ants march through a rainforest in Panama looking for food, countless insects try to escape. Antbirds follow the ants, waiting for flying insects to leave their hiding spots so they can swoop down and catch them. About 300 species of animals, including 29 bird species…

With their bare heads, long legs and massive bills, Wood Storks seem to have flown out of a fairytale — but in the American South they’re a real-life part of the ecosystem. Developers drained large areas of wetlands, causing the Florida Everglades population to decline to just 5,000…

When Janet Ng was a kid, there was a very specific moment when she realized what she wanted to be as a grown-up: seeing a wildlife biologist being interviewed in a documentary and realizing that was a possible career path. Now working for the Canadian Wildlife Service and surveying birds…

For years, scientists debated whether the first flying dinosaurs, the ancestors of modern birds, began by running and making little hops off the ground, or leapt off a tree branch to glide. It’s called the “ground up vs. trees down” debate, for short. But a newer perspective on this…