In message , Jim Thompson
writes
Paradise Valley Mall has REAL barn owls nesting at each entryway...
ZIPPO pigeons... the PETA people are outraged ;-)
Total win on all counts there then.

You could use fishing shock leader and strung to the ceiling in a
conical fashion, transparent and very tough (100lb+ breaking strain
leaders are available) so the birds would have to hang sideways.

...Jim Thompson

--
Clint Sharp