6a Polypes, where to be found, 



CHAP VIII. 



Where Polypes are to he fought for ^ and how 

 to find them. The Manner offeizing their 

 Prey d'efcribed. Their Dtfeajes and Cures. 

 How to feed ^ clean and manage them at 

 all Seafons, How they are affeBed by Air^ 

 Heafy Lights Motion. The Way of dry -^ 

 ing and preparing them for the Microfcope. 



Ynp HE Waters "whtvtPolypes abound moft^ 

 ^ are not, as I am informed, fuch as be 

 quite ftagnant, nor thofe on the contrary, 

 that have a flrong or rapid Stream ; but fuch 

 as glide along with a gentle and flow Moti- 

 on 'y where they may adhere to Stones, Sticks, 

 or Plants, without the Rifque of being wafli'd 

 away; and may have a Supply of Provifion 

 brought to them by the kindly Current of 

 the Water. In Places like thefe, there can 

 be no doubt, that they catch and devour 

 many Sorts of fmall Infedts, wherewith the 

 Waters are peopled : but mine, that are kept 

 in Glaffes, (as I live in London^ and there- 

 fore am unable to procure them fuch Variety,) 

 have been forced to feed on a kind of fmall red 

 Water- Worms, found plentifully in the Mud 

 of the River Thames^ ^ and likewife, as I am 



* When the Tide is out, thefe Worms rife in fuch Abun- 

 dance on the Surface of the Mud, that it appears of a red 

 Colour, 



told, 



