Nature Done Wright

Marsh Warden Emeritus Stiles Thomas invented this product to reduce the number of window bird strikes.

It has been said that Stiles was able to retire from his marsh warden post because of all the royalties he has collected, but this is probably not based in fact.

More on FeatherGuard from the manufacturer is here.

(Congrats to Deedee B. and Penny W. for answering correctly!)