Fa. How many legs has a horse?
Ch. Four.
Fa. And an ox?
Ch. Four likewise.
Fa. And a camel?
Ch. Four still.
Fa. Do you know any animals which live upon the earth that have not four legs?
Ch. I think not; they have all four legs, except worms and insects, and such things.
Fa. You remember, I suppose, what an animal is called that has four legs; you have it in your little books?
Ch. A quadruped.