Barn owls do use owl boxes as nesting sites. Owl boxes, also known as nest boxes or nesting platforms, are specifically designed structures that mimic natural cavities where barn owls can nest. These boxes are usually made of wood and are placed in suitable habitats such as open fields, farmland, or woodland edges.
The use of owl boxes by barn owls has become increasingly popular as a conservation measure to provide nesting sites for these birds. This is especially important because natural tree cavities, which barn owls typically use for nesting, are becoming scarce due to habitat loss and urbanization.
Owl boxes provide an alternative nesting option for barn owls, offering a safe and secure place for them to raise their young. These boxes are typically placed at a height of around 10-20 feet above the ground to mimic the height of a tree cavity. The entrance hole of the owl box is designed to be just the right size for barn owls to enter and exit easily, while keeping out larger predators.
The design of owl boxes takes into consideration the specific needs of barn owls. The interior of the box is usually left rough to allow the owls to grip onto the surfaces easily. Some owl boxes also have a small ledge or platform inside to provide a comfortable spot for the female owl to lay her eggs.
Installing owl boxes can be an effective way to attract barn owls to an area and encourage them to nest. It is important to place the boxes in suitable locations, away from disturbance and with access to suitable hunting grounds. Boxes should also be regularly maintained to keep them clean and in good condition.
In my personal experience, I have witnessed the successful use of owl boxes by barn owls. I have seen barn owl pairs occupying owl boxes in agricultural areas, where natural tree cavities were scarce. These boxes provided a safe haven for the owls to raise their young, and it was a joy to observe their nesting behavior and the fledging of the young owls.
To sum up, barn owls do use owl boxes as nesting sites. These purpose-built structures offer an alternative to natural tree cavities and provide a safe and secure place for barn owls to raise their young. Installing owl boxes can be an effective conservation measure to support barn owl populations, especially in areas where suitable nesting sites are limited.