6*18 
FRESH-WATER POLYPE. 
common operations, both of the animal and vegeta- 
ble world, are all in themselves astonishing ; and 
nothing but daily experience, and constant ob- 
servation, can make us see, without amazement, an 
animal bring forth another of the same kind, or a 
tree blossom and bear leaves and fruit. 
EXD OF THE SECOND VOLUME. 
Richard Taylor and Co. Printers, 
Shoe-Lane. 
