A bluebird spreads his wings while checking out a birdhouse hanging from a tree. Sparrow and wrens are among the "squatters," who will take over a bluebird house.

For information on bluebirds, bluebird houses, predator guards and ways to combat house sparrows, including making a sparrow spooker, visit the fact sheets at North American Bluebird Society and ...

"Only that your old house is already occupied," replied Peter . "Bully the English Sparrow has been living in it for the last two months. In fact, he already has a good-sized family there." ...

English sparrows, an invasive species, not only invade bluebird boxes, but they also storm occupied boxes, killing adults and nestlings. Cover of “Bringing Back the Bluebirds, Even on Your Hand ...

Despite their cute appearance, house sparrows are invasive and can cause more harm than good. Here's what to do to keep them away from your birdhouses.

Bluebirds are some of the most fun birds to watch during spring and summer. You can attract them to your yard with just a little preparation. They don't require much, just a bluebird house ...

Birding columnist Hans Kunze explains how to protect bluebirds and cliff swallows from those pesky invasive, house sparrows.

Nesting season has started for bluebirds, and house sparrows often find bluebird boxes a most desirable nursery. That’s a problem. House sparrows can drive bluebirds out of man-made or ...

The situation is so bad for eastern bluebirds that the North American Bluebird Society recommends removing and destroying house sparrow eggs from bluebird boxes and trapping adult house sparrows.

There is nothing quite so disheartening as to see a house sparrow enter a nest box you know is already occupied by a bluebird pair. I have tried to keep this undaunted invader from taking over the ...

There are six nesting boxes, but all are not occupied by eastern bluebirds. There are several species of nesting birds such as the house wren, house sparrow, tree swallow, chickadee and eastern ...