Each fall, mountain chickadees face an almost impossible memory challenge that pushes their tiny brains to a biological ...

If you’d like to see some new-to-you birds in Michigan this fall, listen for the sound of one of our most common birds: The Black-capped Chickadee. The chickadee’s namesake “chickadee-dee-dee” call is ...

Female mountain chickadees think so. They find brains so attractive that they will cheat on their mates if a smarter male ...

Chickadees are food-storing specialists that hide tens of thousands of individual food items throughout the forest under edges of tree bark, or even between pine needles, each fall. Then, they use ...

I am pelted by wet snow as I climb above 8,000 feet in the Sierra Nevada of eastern California, tugging a sled loaded with batteries, bolts, wire and 40 pounds of sunflower seeds critical to our ...

Ben Sonnenberg, a doctoral student in the Ecology, Evolution and Conservation Biology program, studies chickadees with Vladimir Pravosudov. Sonnenberg has coauthored many publications about the ...