Coaster lives in an animal shelter with many puppies (and a few kittens) who are looking for homes.All the pets know he will be the first of the bunch to be adopted. After all, he has a fine coat, floppy ears, and a shiny nose. Best of all, however, he has wheels--- speedy, spin-y, and somewhat-squeaky wheels When the people come, however, Coaster is not selected. Days pass and his "perfect person" does not appear. Coaster is so confused: How can...