Science

Here's Why This Mama Merganser Has More Than 50 Ducklings

Here's Why This Mama Merganser Has More Than 50 Ducklings

— A photographer in Minnesota recently captured an adorable shot of a Common Merganser followed by dozens of fuzzy babies.
Great Horned Owl Takes Another Chick From Hog Island Osprey Nest

Great Horned Owl Takes Another Chick From Hog Island Osprey Nest

— Four nights after the first attack, the owl returned to Steve and Rachel’s nest despite the recent addition of lights as a deterrent.
The Origins of Hummingbirds Are Still a Major Mystery

The Origins of Hummingbirds Are Still a Major Mystery

— There is a dazzling diversity of the tiny birds in the Americas, but recent discoveries trace their evolution back to Europe—where today there are no nectar-feeding species.
Swamp Sparrows Have Been Singing the Same Tune for Centuries

Swamp Sparrows Have Been Singing the Same Tune for Centuries

— By memorizing the common local language and sifting out the rest, young sparrows choose tradition over variance.
Why Some Songbirds Kick Their Chicks Out Before They Can Fly

Why Some Songbirds Kick Their Chicks Out Before They Can Fly

— A new study finds that nest type plays a big role in how long young birds can live at home.
Hummingbird Gorgets: Jewels of the Sky

Hummingbird Gorgets: Jewels of the Sky

— The glittering, colorful feathers on the throats of male hummingbirds help them attract mates and defend territory. Here's how they work, up-close.
What Decides Clutch Size?

What Decides Clutch Size?

— Most birds lay a predictable number of eggs, but why?
Is It Okay to Remove Cowbird Eggs From Host Nests?

Is It Okay to Remove Cowbird Eggs From Host Nests?

— It can be tempting to interfere with these brood parasites. But there are many reasons—legal and behavioral—to leave them alone.
Neat! Stick Insect Eggs Can Survive Being Eaten by Birds

Neat! Stick Insect Eggs Can Survive Being Eaten by Birds

— An extra-hard shell gives each egg a better chance of making it through a bulbul's gut—and hatching on the other side.
How Makeshift Stereos Could Help an Endangered Warbler Find a New Home

How Makeshift Stereos Could Help an Endangered Warbler Find a New Home

— A unique experiment aims to lure Kirtland's Warblers to habitat hundreds of miles away from their typical haunts. It's working better than expected.