Dimensions for Various Houses
Following are specifications and remarks on the housing requirements of the birds by species. For related forms not included in the table see text.
| Table I | ||||
|---|---|---|---|---|
| Diameter of interior (inches) | Depth from entrance (inches) | Diameter of entrance (inches) | Distance from ground to entrance (feet) | |
| House Wren | 4¼-5½ | 7-9 | 1 | 8-18 |
| Black-capped Chickadee | 3¼-4 | 7-9 | 1⅛ | 8-15 |
| White-breasted Nuthatch, Tufted Titmouse | 3¾-4½ | 8-10 | 1½ | 12-25 |
| Tree Swallow | 4-5½ | 6-8 | 1⅜ | 8-30 |
| Eastern Bluebird | 4-5 | 8-10 | 1⅝ | 8-20 |
| Crested Flycatcher | 5½-6½ | 9-12 | 2⅛ | 15-40 |
| Flicker | 6½-7½ | 12-16 | 2½ | 10-35 |
| Purple Martin | 6-7½ | 6-8 | 2⅛-2½ | 12-14 |
| Wood Duck, Hooded Merganser | 7½ | 12-15 | 4 | 10-20 |
| Sparrow Hawk | 6½-7 | 14-16 | 3 | 20-50 |
| Saw-whet Owl | 6-7½ | 14-16 | 2⅞ | 15-45 |
| Screech Owl | 7-8 | 14-16 | 3¼ | 15-30 |
| Nesting Box | ||||
| Common House Finch | 4½-6 | Open | 10-30 | |
| Nesting Shelves | ||||
| Width (inches) | Length (inches) | Height from ground (feet) | ||
| Robin | 5-6 | 8 or more | 8-30 | |
| Phoebe | 3½-4½ | 7 or more | 8-20 | |
TOP (INSIDE): 7¼IN. × 7¼IN. EDGE: ¾IN. × 9IN. SIDE: × 4¼IN. FRONT (INSIDE): × 5¾IN. {HOLE DIAMETER}: ¾IN. BACK (OUTSIDE): 7IN. × 5¾IN. BOTTOM: 4¼IN. × 4¼IN. CONSTRUCTION THE FASTENING ON FRONT OF LID THE HINGE ON BACK OF LID