MILWAUKEE - One of Wisconsin's smallest and toughest birds just so happens to also be one of our first signs of spring. In January, a noticeable new sound can be heard across forests, neighborhoods ...

I approach a flock of mountain chickadees feasting on pine nuts. A cacophony of sounds, coming from the many different bird species that rely on the Sierra Nevada’s diverse pine cone crop, fill the ...

Days started getting longer on Dec. 23, which means spring was on its way before Christmas. That’s kind of weird, when you think about it. I always pay attention to the birds around that time to see ...

Mountain chickadees in Boulder have evolved a different tune to avoid getting mixed up with their cousins, according to a new CU Boulder-led study published Oct. 9 in the Journal of Evolutionary ...

While most people have put their lives on hold to practice social distancing, Spring isn't slowing down--Daffodils continue stubbornly pushing to the sky & chickadees keep singing their hearts out.