In May the insects came, and Nahum's place became a nightmare of buzzing and crawling. Most of the creatures seemed not quite usual in their aspects and motions, and their nocturnal habits contradicted all former experience. The Gardners took to watching at night - watching in all directions at random for something - they could not tell what. It was then that they owned that Thaddeus had been right about the trees. Mrs. Gardner was the next to see it from the window as she watched the swollen boughs of a maple against a moonlit sky. The boughs surely moved, and there was no 'wind. It must be the sap. Strangeness had come into everything growing now. Yet it was none of Nahum's family at all who made the next discovery. Familiarity had dulled them,