鸡吵鹅斗 (chickens quarreling and goose squabbling) noisy quarreling and verbal abuse
鸡虫得失 (gains and losses of worms to a chicken) trifling gains and losses: ～无了时 piddling gains and losses will never cease
鸡蛋里挑骨头 also 鸡蛋里找骨头 /- - - zhǎo - -/ (to look for a bone in an egg) to nitpick | 鸡蛋碰石头 (egg striking a rock) to attack or challenge sb stronger than oneself; to court disaster
