answered 4/13/2010 How Many Pages Is Horton Hears A Who? Horton Hears a Who! Is a 1954 book by Theodor Seuss Geisel, under the name Dr. Seuss. It is the second Seuss book to feature Horton the Elephant, the first being Horton Hatches the Egg. The who's would later make a … Read more