Motions of the Polype. 197 



afcribes to the lame Caufe, lince all the 

 neighbouring Ditches are covered with it. 



Thefe Polypes at firft were full as fmall 

 as the green Ones defcribed Page 20. They 

 were alfo very white or pale, through 

 Emptinefs ; but eat Pieces of Worms greedi- 

 ly ; and after being fed appeared of a red 

 Colour, from the Blood of the Worm feen 

 through their Skin. Moft of them that I 

 have are furniilied with feven Arms, and 

 are generally extended ready to feize tjieir 

 Prey. 



They are now thriven to fuch a Degree, 

 by good Feeding, as to be doubly the Size 

 they were when taken, but feem at theii* 

 utmofl Growth. 



O 3 CHAP, 



