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 catches a mouse or a rat. Some people even entice her to catch English sparrows. How can she know it is good to clean out a mouse nest and naughty to clean out a bird nest?

Two things can be done to lessen the loss of birds by cats. First, to safeguard in every possible way every bird house, feeding place, and bath. Second, to compel the owners of cats to keep them on their own premises, and to lock them up nights. It is at night, when there is no one to interfere, that cats do the most damage to birds.

I knew that if Kitty could jump from that tree to the next one, the squirrel could do it, too; so I put double tin sheeting on that tree also.

But such a clever cat and such a nimble squirrel would also know how to climb the grape arbor, I thought; so I took the wren house off the arbor. This house also had been nibbled and the entrance made much larger. I concluded that the worst of all places for a bird house is a grape arbor, a pergola, or a garden arch.

A friend had sent me a beautiful wren house. It was shaped like a small barrel, and had four rooms. I called it the apartment house. Fortunately, it was made of such hard wood that no squirrel could bite through. I had this house put on a tin-sheathed post on the north side of the house where it would be in shade.

For the bluebirds I put up two new houses. The