twenty-six round, white eggs, hard-shelled and shining, of the size of a small pin's head. An earwig had placed herself over the eggs, and I was delighted to think at last I had lighted upon the insect mother I had been searching for. But what was to be done with her? How could I watch the process of incubation? The difficulty was solved by lifting the nest and its mother with a trowel and placing it in a saucer under a tumbler, without any displacement of the eggs; thus the mother's care could be conveniently watched. The earwig first carefully examined her new home, touching each morsel of earth and stone with her antennæ; and, having ascertained the exact condition of things, she set to work to make a fresh nest, labouring with great industry until it was formed to her mind. She then took up the eggs, one by one, with her mandibles, and placed them in the new nest, arranging and rearranging them, until at last she seemed content, and remained either upon or near them for the rest of the day, quite motionless.
Every night, and sometimes two or three times in the day, she would form fresh places in the
