Pay attention to where you are birding, and learn how to tell the difference between a western bluebird vs an eastern ...

While they migrate north along the Front Range and Great Plains, mountain bluebirds can’t wait for the weather to warm up so they can return to their mountain home. They typically arrive here in ...

Competition with other species, not climate, drives the distribution of bird biodiversity in tropical mountains, one of Earth’s hottest biodiversity hotspots, according to a new study of 31 mountain ...