It is called Flappy Bird. The original yellow bird character is back. Players still tap on the screen to flap their wings and move up and down to avoid hitting pipes. However, there's much more to ...

From tiny goldfinches to striking orioles and bold kingbirds, these yellow-chested birds bring color and character to their ...

Male Galápagos yellow warblers appear to be shifting their behavior and adjusting their calls in response to the din of ...

The yellow-billed cuckoo is sometimes called the "rain crow" because its song is often heard just before thunderstorms or summer showers. But this rare bird raises its voice less and less often in ...