Birds lack the taste receptors for the chemical in peppers that we perceive as burning. That means that hot peppers are not a deterrent.
This is 100% accurate. Anyone trying this method is wasting time, spices, and a chicken carcass...
Edit: Some sources, in case my word isn't enough.
http://www.straightdope.com/columns...them-to-eat-vast-amounts-and-spread-the-seeds
http://www.ncbi.nlm.nih.gov/pubmed/6647520
http://npic.orst.edu/factsheets/capgen.html
Quote: (source: http://digitalcommons.unl.edu/cgi/viewcontent.cgi?article=1005&context=vpc18 [PDF] )
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