12 
SECOND BOOK. 
ANIMALS WITH BACKBONES. 
i. The two hard names puzzled the boys so much 
Some Animals without Backbones. 
that Mr. Johnson had to wait while they learnt to 
say them. 
“You cannot learn much about animals without 
meeting with a few hard words ; so you may as well 
begin to understand them at once,” said their friend. 
