400 The Animal Kingdom 



where they are removed by means of a wiping motion. Possibly this 

 sticky material is somewhat poisonous and paralyzes the prey, thus 

 further aiding in the food capture. Digestion is initiated in the stomach 

 and the food is rapidly reduced to a pulp which then passes into the 

 radial canals for absorption. Undigested food is passed out through 

 the mouth or, in some species, by a small anal pore. 



