Describes different kinds of guinea pigs, how baby guinea pigs are born, and how to care for them as pets.

Stink Moody, friends Webster and Sophie, and Mrs. Birdwistle visit tourist attractions in Virginia as they try to give away 101 guinea pigs rescued from a laboratory, although Stink is very reluctant to give away his favorite, Astro.

Mandy and her friends who have guinea pigs have started a new club -- the Guinea Pig Gang. They're concerned about Lisa, who doesn't want to join. Could something be wrong with Lisa's guinea pig?

Armed with the latest high-tech spy equipment, a covert government program of trained guinea pigs discover that the fate of the world is in their paws. Darwin is the squad leader determined to succeed at all costs; Blaster is an outrageous weapons expert with tons of attitude and a love for all things extreme; and Juarez, a sexy martial arts pro. Joining the group is Mooch, the literal fly-on-the-wall reconnaissance expert and star-nosed mole Speckles...