Add Yahoo as a preferred source to see more of our stories on Google. Mountain chickadees struggle with snow extremes. Benjamin Sonnenberg Wet snow pelts my face and pulls against my skis as I climb ...

Chickadees replace 30 percent of their old neurons to make room for new memories in their hippocampus. The expansion of the hippocampus is one of the most impressive aspects of any bird. Seasonal ...

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 ...

We may receive a commission on purchases made from links. Spring is in the air, and with that, a chorus of birds, especially if you live in the Northeast. While some birds are flying back north from a ...

Living now, in this world, we find plenty to worry about. We fret global affairs: wars and poverty, carbon dioxide. We fret smaller details: fender benders, Internet outages, a kid’s ball getting ...

Wet snow pelts my face and pulls against my skis 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 ...

Black-capped chickadee is perched on a snowy stump with seed mix in winter park and eating.© Saeedatun/Shutterstock.com Birds don’t get enough credit for the magnificent creatures they are. Many ...