Question for you Ohio and West Virginia natives

[Steven Bixby]

I ain't from Ohio or WV, nor have I been there, but that looks an awful 
lot to me like an insect trap, used for insect tracking & research.  How 
big is it?  About a foot tall, maybe?
> Question for you Ohio and West Virginia natives-  what the hell are these things hanging in the trees?
> http://www.flickr.com/photos/28471932@N05/3560845459/
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