. Department circular. Agriculture. 13 ^' . " Tin Cans, Flowerpots, etc. Till cans and flowerpots are not quite so suitable for nest- ing boxes as are wooden receptacles, because pottery and metal are good conductors of heat, and unless put up in the shade are likely, in v^ery hot weather, to overheat the young birds. Nevertheless, if such utensils are placed where they will be in the shade during the hotter part of the day they may be used with success (Plate III). Cheap, thin boxes, such as the larger cigar boxes, may be fastened up inside a barn under the eaves and a hole bored through
. Department circular. Agriculture. 13 ^' . " Tin Cans, Flowerpots, etc. Till cans and flowerpots are not quite so suitable for nest- ing boxes as are wooden receptacles, because pottery and metal are good conductors of heat, and unless put up in the shade are likely, in v^ery hot weather, to overheat the young birds. Nevertheless, if such utensils are placed where they will be in the shade during the hotter part of the day they may be used with success (Plate III). Cheap, thin boxes, such as the larger cigar boxes, may be fastened up inside a barn under the eaves and a hole bored through the wall of the building into each box, or a box may be made for this purpose (Fig. 11). Dimensions of Nesting Boxes. The following dimensions will do for flat-roofed dwellings for fio. ii. the birds named. These dimen- sions are not absolute, but are such as seem to be popular with the birds. The boxes may be made larger if desired, but not very much smaller. The size of the entrance, however, should not be changed. If the roof is not level but slopes forward the back may be two or three inches higher. House Wren. â Interior dimensions, 6 by 3^ by 3^ t' â '..:,: ⢠Box inside a building. Biological Survey.) (From Entrance hole, | inch in diameter. Of course a wren will use a box with a larger entrance, and some people prefer 1| inches, as they believe that the wren can more easily carry the sticks of which its nest is largely made through this larger opening, but if the small entrance is used English sparrows and other birds can- not get in and molest the wrens. The long axis may be either horizontal or vertical and the entrance hole near the top. A miniature bird house (Fig. 12) will do as well, but takes more time to Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Massachusetts. Dept.
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Keywords: ., bookcentury1900, bookdecade1910, bookpubl, booksubjectagriculture
