FEATHERED GIANTS 



151 



deep as to give him an undue advantage in that 

 respect. 



We can only speculate on the food of these 

 great birds, and for aught we know to the 

 contrary they may have caught fish, fed upon 

 carrion, or used their powerful feet and huge 



Fig. 30. — Skull of Phororhacos Compared with that of 

 the Race-horse Lexington. 



beaks for grubbing roots ; but if they were not 

 more or less carnivorous, preying upon such 

 reptiles, mammals and other birds as came 

 within reach, then nature apparently made a 

 mistake in giving them such a formidable 

 equipment of beak and claw. So far as habits 



