When you picture a group of guinea pigs (Cavia porcellus), they are probably running around, squeaking, playing, chewing, or ...

Dr. Greene’s “laboratory” is a guinea pig’s eye. Delicately, he plants various types of foreign tissue in the pigs’ eyes. Some “take” and grow. Sometimes the transplanted tissue ...

Smitten with her, the family made her a museum display of her favorite foods, with artwork hung at the perfect guinea pig eye level, including a sign that read “please do not touch the display.” ...