TIDE-POOL. 



63 



the petrel careering over the long waves in the midst of 

 the wide ocean ; or the tiny cyprides and Cyclopes disport- 

 ing in the umbrageous groves of their world, a tiny 

 tide-pool hollowed out of a limestone rock by the action 

 of the waves. These and many more combinations might 

 be suggested ; and we shall surely see how incomparably 

 is the interest which attaches to each form enhanced, by 

 associating with it those accompaniments and conditions 

 of being, in which alone it is at home. 



