1 8 THE HAUNTS OF LIFE 



(Euspongia], found in the Mediterranean, 

 the West Indies, and Australia, often grows 

 at depths readily reached by a long fork. 



SIMPLEST ANIMALS. Very abundant on 

 some shores are almost microscopic chalk- 

 forming animals or Foraminifers which glide 

 about on seaweed by means of outflowing and 

 retractile threads of living matter. In all the 

 pools and shore-waters there are many kinds 

 of Infusorians, which propel themselves rap- 

 idly by means of lashes of living matter (cilia 

 or flagella). 



Any book on shore Natural History will 

 supply information about the animals on our 

 list. The meaning of the list is just to show 

 that the shore gives hospitality to a very rep- 

 resentative assemblage of animals. We add a 

 scheme of classification, which may be useful 

 at different parts of our study, to show how 

 certain animals stand in relation to others. 



A DIFFICULT PLACE TO LIVE IN 



The school of the shore is a hard school. 

 It must be an interesting and stirring place to 

 live in, but no one could call it easy. There 



