Keeps climbing critters out of cavity nests, nest boxes and feeders. It uses simple, free software to eliminate the complex math involved in planning a cone, and shows how to easily fabricate it using aluminum roll flashing.
More details, links and resources at https://UnchartedDIY.com The cone calculator software I mention in the video is here: https://www.i-logic.com/conecalc/
My cone is part of a predator defense system protecting the natural Flicker nest in our yard from squirrels, cats, raccoons and other climbing creatures: "How to protect cavity nests, tree-mounted nest boxes and feeders" https://youtu.be/TD9wrnY9e9s
Another video shows how to create a nest box for woodpeckers: "Flicker Woodpecker Nest Box from lightweight, inexpensive cedar pickets" https://youtu.be/g2j8UT4qnpg
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Intro music by monkeyman535, https://freesound.org/s/466981/
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