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Nests under freeway overpass
Urban
Thanks!
They are indeed swallow nests, specifically they are Cliff Swallow nests. I've always admired how these birds can build these mud nests on what look like smooth surfaces. Nice....
Spotted on Oct 29, 2012 Submitted on Oct 31, 2012
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2 Comments
Thanks!
They are indeed swallow nests, specifically they are Cliff Swallow nests. I've always admired how these birds can build these mud nests on what look like smooth surfaces. Nice....