2go Of the Wheel Animal, 
Clay, for twenty-one Months together $ and 
yet when it w^as infufed in Water, Multi¬ 
tudes of thefe Creatures foon appeared un¬ 
folding themfelves, and quickly after began 
to put out their Wheels : and I myfelf have 
experienced the fame with fome that had 
been kept much longer. 
All their Actions feem to imply Sagacity 
and Quicknefs of Senfation. At the leaft 
Touch or Motion in the Water they inftant- 
ly draw in their Wheels. Notwithstanding 
their Smallnefs, one fees feveral Species of 
Animalcules fwimming in the Water with 
them, compared to which themfelves appear 
like Whales. Thefe Animalcules are their 
Prey : which they take either by Purfuit, or 
draw to them by the Current of Water which 
their Wheels excite. 
It has conftantly been my Endeavour to 
difcover the Eyes of thjs Creature, but I have 
never been able to difcern that it has any* 
And yet, when one beholds it fwimming 
along with great Swiftnefs, turning its Head 
on every Side, and feemingly purfuing its 
Prey, avoiding any Dirt or other Matters 
in the Water that would obftrudt its Paffage, 
and directing its Courfe with as much feed¬ 
ing Care, Choice, and Conduct as Animals 
that have Eyes do, one can hardly think it 
deftitute of Sight, 
I would induftrioufly avoid giving way 
'to Fancy in Cafes of this Nature, but muff 
acknow- 
