At first glance, this appears to be some sort of vintage display case.
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In fact, it's a window-mounted birdhouse. You install it like a window A/C and load it with feed, and then you've got something like an aquarium for birds.
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I like the end result that they're selling—you get to check out birds up close, binoculars-free—but am puzzled that the unit doesn't seal from the outside. That access hole is permanently open.
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It does open wider so you can more easily clean the thing out (from the outside of your house).
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The only interface on the interior is the lid up top, which covers the refill hole.
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With no way to keep rain out of this thing, I can't imagine it would last long. Nevertheless, manufacturer Coveside Conservation Products, which makes wildlife feeders and habitats, has mass distribution; this item is sold at Lowe's, for $165.
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