THE TORTOISE. 241 There are many other species, but these will suffice as examples. The habits of the tortoise in a state of domestication are amusingly described by Gilbert White, in his ‘ Natural His- tory of Selborne:’ “A land-tortoise, which has been kept for thirty years in a little walled court belonging to the house where I am now visiting, retires underground about the middle of November, and comes forth again about the middle of April. When it first appears in the spring it dis- covers very little inclination towards food, but in the height of summer grows voracious, and then, as the summer de- clines, its appetite declines, so that for the last six weeks in autumn it hardly eats at all. Milky plants, such as lettuces, dandelions, and sow-thistles, are its favourite dish.” In a neighbouring village one was kept till, by tradition, it was supposed to be a hundred years old—an instance of vast longevity in such a poor reptile. In another letter he says, “On the Ist of November I remarked that the old tortoise began first to dig the ground in order to the forming of its hybernaculum, which it had fixed upon just beside a great tuft of hepaticas. It scrapes out the ground with its front feet, and throws it up, over its back, with its hind; but the motion of its legs is ridiculously slow, little exceeding R