LETTERS FROM 
62 
little fish, which has the power of adhering 
to any smooth surface under water by means 
of an apparatus like that of the Remora, or 
sucking-fish, from which, however, it differs 
in having the sucker on the belly, instead of 
on the back. We find this little fish on 
the pebbles in the shallow water. 
I have now informed you how we spend 
our time in fine weather. But on wet days, 
and in the evenings, we find no lack of em¬ 
ployment, for in addition to our own little 
library, one of our companions has kindly 
offered us any of his books, of which he has 
several hundred volumes. Then we have 
letters and journals to write, and in wet 
weather we are not without the means of 
taking exercise, for we have bought some 
tennis-balls, which afford us many an hour’s 
healthy amusement, though I believe our 
system of playing is not very scientific. A 
