Bird beaks come in almost every shape and size—from the straw-like beak of a hummingbird to the slicing, knife-like beak of an eagle. We have found, however, that this incredible diversity is ...

Q. I saw a photo of different kinds of bird eggs and noted not only the obvious, that smaller birds lay smaller eggs, but also that some bird eggs are elongate, whereas others are more rounded. What ...

Scientists listened to birds from around the world. By Laura Baisas Published Jan 10, 2025 1:33 PM EST Deposit Photos Get the Popular Science daily newsletter💡 ...

Tens of millions of years ago, a diverse array of bird species soared, swam, and thrived amid their scaly reptile cousins—and set the stage for modern birdlife.

Birds make sounds to communicate, whether to find a potential mate, ward off predators, or just sing for pleasure. But the conditions that contribute to the immense diversity of the sounds they make ...

The COVID-19 pandemic changed a lot for human society – but it also caused a local species of bird to rapidly evolve, ...