Naturally is a column written by a rotating cast of experts at the NJ Audubon. Within the past two months, I’ve had two ...

Female Bluebirds The females of eastern and western bluebirds appear quite similar. However, the female mountain bluebird is much more likely than the male to be confused with the other two species.

The bluebird feeds mainly on insects and other invertebrates (such as moths, worms, flies, ants, etc.), but they will search for berries, especially in winter. You will often see them perched on wires ...

And now the female bluebird had slipped […] I let down the front wall of the bluebird house, the gateway to the inside of the box, and saw four eggs – three blue and one white – in the tiny ...

It was a female bluebird and the little pair was clearly out to do some house hunting. Wings were fluttering with great excitement as each of the birds took turns popping in and out of the nest box.

A female eastern bluebird emerges from her nest box, mouth closed and relaxed, after finding a place out of the sun. KELLY BOSTIAN/Tulsa World ...

Can you tell male from female birds? Some are easy, some are tricky, some are nearly impossible. Red-winged blackbirds and redstarts are easy to tell apart, but robins and bluebirds are more subtle.

A female bluebird builds a nest of grass or pine needles in a nest box or in a natural cavity in oaks and pines. She lays four to five light blue eggs and incubates them for 14 days.

It was a female bluebird and the little pair was clearly out to do some house hunting. Wings were fluttering with great excitement as each of the birds took turns popping in and out of the nest box.

March is bluebird month! The start of meteorological spring is the beginning of the nesting season for some of our songbirds. One of the earliest nesters is the eastern bluebird.