“Only small ones,” laughed Nestor, “and iguanas. The large serpents we kept in the houses as protectors. They were brought home and instructed to hold any one who came to the house to rob, and to give the alarm by striking the ground with their tails. But they had to be fed bread every Thursday.” Here old Nestor smiled. “At least that’s what my grandfather told _me_. I never saw them myself!”