126 MARVELS OF POND-LIFE, 



ferent from a full front or back aspect, that it 

 Avould be easy to suppose another animal was under 

 observation. The extent to whicli tlie ciliary appara- 

 tus is protruded, and the pattern it forms likewise 

 differs continually; and hence no drawing, however 

 correct, is sure to resemble the arrangement that 

 may be presented to the observer's eye. But liow- 

 ever our little "Pitcher" may be viewed, it is sure 

 to prove a spectacle of interest and delight. 



