1:57 AM – The meal worm feeder has been successful in attracting Bluebirds. There are at least four regulars now, two male, two female. The females are smaller, with less vivid blue feathers and a grayish head. Here’s one of them:

At about 15 seconds into the video, we see another female. The breast markings are different.

Here’s male and female at the feeder, first the male, then female, then male again:

And finally, something we don’t see too often – two Bluebirds, male and female, at the meal worm feeder at the same time. It doesn’t take long before one of them flaps away.