As the end of February draws near our feathered neighbors are getting more vocal.
In the National Geographic article John Hanson Mitchell says, "These are all winter birds. It's still winter, but the light, the changing light, has a hormonal trigger, and that starts the birdsong." He is an editor with the Massachusetts Audubon Society in Lincoln and author of A Field Guide to Your Own Back Yard.
The singing of the winter-resident birds is among the first signs that spring is around the corner.