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Photo#162604
Pipe organ mud dauber nest - Trypoxylon politum

Pipe organ mud dauber nest - Trypoxylon politum
Cedar Grove, Orange County, North Carolina, USA
August 14, 2007

Yes.
You can see exit holes where the adults chewed their way to freedom. Smaller holes may be from parasitic wasps like chrysidids.

 
looks very large...
i wonder if it was built by just one female? its interesting to see the varying colors in the mud, which must mean that she used different sources of mud.

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