In these groups, one chicken dominates the others and can peck without being pecked. Numerous petroglyph designs have been pecked and incised into the surface. A fisherman couple who had no child saw the egg being pecked by storks. Flies are pecked up but do not seem to be snatched out of the air. Although severely pecked, he hung on for his life. The bird got food if it pecked the key that matched the original stimulus. They are all found pecked on the ground or onto rocks. Electromechanical recording equipment detected the closing of the switch whenever the pigeon pecked the key. She is also pecked by the village headman. The designs were pecked or ground into the stone surface. If Alfred dies, he starts as an egg located at the last balloon pecked. It caught the angle-worm and it pecked it into two parts. The rest of the day, the Yankees pecked away.