Females Are Not All Alike-Differences Between Female House Sparrows and Similar Species

If you keep up with our group, and the escapades of Bluebird Nest Box monitoring, you will know that House Sparrows (Passer domesticus) are a major problem. This invasive species will not only take over a box, but also kill nestlings and adults of other species. While out checking boxes, I had to remove a […]

More