There's nothing quite like the iconic sound of a classic Harley-Davidson engine, but longtime fans have noticed that sound ...

Learn what a song sparrow looks like and sounds like. Plus learn about their nests and eggs, range map and more.

The animals' extended lower jaws were seemingly made for scooping, but research over the past few decades has found they ...

Whether you call him groundhog, woodchuck, whistle-pig or use the full genus and species name, Marmota monax, the nation’s ...

Screech owls belt out loud, dramatic calls while exploring the wild forest with gusto.