Page:Popular Science Monthly Volume 5.djvu/670

650 mouth is situated lower down (see Fig. 2), and works something like a steel-trap. Well, the little monad has got into this opening and seems to have recovered from its fright, as there is plenty of room for it to float about here; but the Floscule is now on the alert, the monad is doomed! If it tries to escape, those lobes that stand up so



innocent-like, with their beautiful fan-shaped filaments, immediately curve over and close the opening. This movement of the Floscule usually sends the little monad close to that terrible steel-trap, when it is snapped up in a moment. Our ears are so heavy and dull, or we