200 CUEIOUS HOMES AND THEIR TENANTS. 



still found, and it is settled among naturalists that it 

 belongs to a species of pholas. 



To enable the stone-boring mollusks, which live 

 only in the sea, to excavate this marble, the temple 

 and columns must have been immersed at least twenty 

 or thirty feet under water. 



It is only under such conditions that the borers 

 could have labored at their ease in the marble col- 

 umns. But since these perforations are now visible 

 ten feet above the surface, it is evident that after 

 having been a long time immersed under water the 

 columns have been elevated to their present position. 

 The temple restored to its primitive elevation carries 

 with it, engraved in the marble, ineffaceable proofs of 

 its immersion. 



A HEAD-FOOTED NEST-BUILDEE. 



HOW SHE CAKES FOR HER EGGS. 



That there should be anything at all in the way 

 of nest-building connected with the life history of 

 such a creature as the devilfish, or octopus, seems 

 sufficiently incredible, but that it should guard and 

 care for and watch over its eggs until hatched appears 

 even more so. The animals that live in some sorts of 

 sea shells build nests, but we must look much higher 

 in the ranks of organized creation to find anything 

 like care exercised for eggs or young, except in the 



