On nearly every one of my daily walks in the neighborhood in January, a black-capped chickadee calls its name. It doesn’t matter if it’s snowing, cold, raining, gloomy or sunny, and if no other birds ...

The black-capped chickadee is one of our most common backyard feeder birds and is well-known for many reasons including coloration, song, and boldness around mankind. During my many years of studying, ...

Nature is often the best model for science. For nearly a century, scientists have been trying to recreate the ability of some mammals and birds to survive extreme environmental conditions for brief or ...

A friend of mine once asked me, “Do muskrats hibernate?” The simple answer is that they don’t hibernate, although I certainly understand why the question was asked—we just don’t see muskrats very ...