Sport curls on the wing feathers gave Frillback pigeon most extra ordinary look on their appearance. This curls feather is very important for them and serious business to win the pigeon show competition.
Look up Cher-Ami- War Carrier Pigeon. Cher Ami was a carrier pigeon from WWI who was shot by the Germans since they knew it was a communication method. She made it back to HQ and saved a lost battalion. She was given a bravery medal and lived a full life.