Archive for October 13th, 2015

Owl Nest Boxes

Tuesday, October 13th, 2015
An owl waiting for his new home.

An owl waiting for his new home.

This is Passport to Texas

What would you call a wooden box intended for owls?

02- It would be called an owl box.

I really need to start making these questions harder. Ornithologist, Cliff Shackelford says man-made owl boxes are a “stand in” for what nature provides.

07-What these owls would do is look for a cavity in a tree–a hollow in a tree–and that’s what this box is replacing.

The Barn Owl and Eastern Screech Owl are two wide-ranging owl species in Texas, with different needs.

15- They use different size boxes. The Barn Owl is much larger than the Eastern Screech Owl. And you can go online on the Parks and Wildlife website; we have blueprints on how to make these boxes for these birds. Or you can just go online [to other sites] and find other blueprints and make them [the nest boxes] to your

Owls make some people nervous because they are raptors and have strong hooked beaks and sharp talons, but Cliff Shackelford says, fear not.

14-The good thing about owls: they’re good neighbors to have because they eat a lot of rodents. Screech Owls eat a lot of roaches. The wood roaches. The big ones that are outside. So, it’s good to have owls, because they’re keeping these things that we consider pests in check.

Cliff says owl boxes work best in areas where you have good tree cover. I have a link where you can find the measurements for nest boxes and bird houses
appropriate for common species at

For Texas Parks and Wildlife, I’m Cecilia Nasti.

Dimensions for Owl Nest Boxes

Barn Owl

Baby owls in a nest box.

Baby Barn Owls.


Floor – 10 inches by 18 inches
Depth – 15 to 18 inches
Entrance height above floor – 4 inches
Entrance diameter – 6 inches
Recommended height above ground – 12 to 18 feet





Screech Owl

Screech Owl in a nest box hanging on tree.

Screech Owl in a nest box.


Floor – 8 inches by 8 inches
Depth – 12 to 15 inches
Entrance height above floor – 9 to 12 inches
Entrance diameter – 3 inches
Recommended height above ground – 10 to 30 feet