When Sam the cat becomes too big to fit through the cat flap, the Robinson family realizes that even though they have been feeding him, they have neglected him in other ways.
Lizzie Peterson, who takes care of animals whenever she can, offers to lend a hand when an energetic Dalmatian is left on their porch, but when the puppy destroys Lizzie's Halloween costume, she's not sure if she can convince an owner to adopt him.
After ten dogs are placed in a display window for the whole wide world to see, one by one their numbers diminish until the last canine departs with its new owner.
Teaches children about guinea pigs, discussing how their bodies work, how they communicate, how they use their sense of smell to keep them out of danger, and other related topics.