Why not buy 1 more with a SKU on it in the red color. Then take them all back and ask them if you could exchange for a different color, or in store credit. It is not illegal and you are not cheating anyone. You would have 1 proving they were bought in that store. Do you have the sales slip...
Not sure if they would peck their eggs, but I can tell you from experience, that chickens will peck anything red. Like the shirt I wore one day, or the little cut I didn't know I had on the top of my hand. They also try and peck the red snow shovel I tried to use to clean a path to ther...