 If subordinates happen to lay eggs after the hierarchy is formed, the dominant foundress will eat the eggs to ensure all laid eggs are of her own genes.Colonies of "P. gallicus" have one queen that mates and produces offspring.All females, both workers and queens, are capable of producing male offspring, and have a genetic incentive to do so; mother-to-son relatedness is 1/2, while the relatedness of a worker to her brothers is 1/4.