Closely related to the guinea pig and weighing in between 77 and 150 pounds, these creatures are the largest rodents in the world.
Why has the guinea pig teeth that are shed before it is born?
A guinea pig, a guinea pig, a guinea pig, howled the student of heredity.
The young man put the guinea pig in his pocket, picked up his crutches, and we started down the sunny village street.
And they tried to get at Tom—but the guinea pig stood in the way.
Fig. 224 shows a very simple and convenient house for animals which do not gnaw through wood, as the rabbit and guinea pig.
This guinea pig's name was Jeff, and he and I became good friends.
So he and the two guinea pig children started off up the side of the mountain toward the cave.
"A guinea pig, like all the others including us," his wife said.
Besides the large Capivara and the little guinea pig, there are several intermediate kinds.
1660s, native to South America and perhaps so called either because it was first brought back to Britain aboard Guinea-men, ships that plied the triangle trade between England, Guinea, and South America [Barnhart, Klein]; or from confusion of Guinea (q.v.) with the South American region of Guyana (but OED is against this). In the extended sense of "one subjected to an experiment" it is first recorded 1920, because they were commonly used in vivisection experiments.
guinea pig guin·ea pig (gĭn'ē)
Any of various small, short-eared domesticated rodents of the genus Cavia, having variously colored hair and no visible tail. They are widely kept as pets and often used as experimental animals.
Person or thing used in an experiment, sometimes without agreement: the guinea pigs for her cooking