The Animalcules in Water. 



109 



into the water; some pieces of weed from each place 

 were dropped in, and a larger bottle was employed for 

 holding a little of the frog-spawn, which tor the informa- 



Nat. Size: 



No. 13. Young Tadpole, Stems of Duckweed, and various Ani- 

 malcules magnified twenty diameters. 



tion of those who have not seen any, is a jelly-like sub- 

 stance, looking not unlike a quantity of white currants 

 laid closely together, and containing a round black 



