REPTILES. 
35 
11. “ It may surprise you to learn that some 
reptiles — namely, the tortoises and turtles — have no 
teeth, but a horny beak instead, with which they 
seize their food. 
“ In the snakes, lizards, crocodiles, and alligators 
the teeth are numerous and pointed. In the snakes 
they are turned backwards, like little hooks, and 
are well shaped for holding the prey while it is 
being swallowed. 
12. “ As you may see from my specimens, there 
