When building a birdhouse for your feathered friends, the size of the “front door” is crucial.
You must create the right-sized entrance hole or the “wrong” bird will take up residence.
For instance, a wren or chickadee prefers an entrance hole to be about 1.125 inches across. A bluebird likes a slightly bigger doorway, about 1.5 inches in diameter.
A finch needs an opening 2 inches across, thank you very much, and purple martins prefer a bit more wiggle room than that to squeeze through the front door.
And if you don’t surround the hole with protective metal mesh, the squirrels will chew the hole bigger and move in themselves. Then you’ll discover you’re the proud owner of a squirrel house (I learned this the hard way).
All of this got me thinking about the story of Noah’s Ark in the Bible…
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