160 



ANIMAL BIOLOGY 



fore, in the case of crayfishes nothing like the parental care 

 of higher animals. 



FIG. 112. Female lobster with eggs beneath abdomen. (Herrick's " Amer 

 lean Lobster " United States Fish Commission.) 



117. Relatives of the crayfish. One of the relatives of the cray- 

 fish is the lobster (Fig. 112), which is a salt water animal found along 

 the north Atlantic coast. Like the crayfish, its body consists of 



