Guinea pigs can grow to 25.4 centimeters long, or about 10 inches. At maturity, guinea pigs can weigh up to 1,100 grams, or about 39 ounces. More »

On average, guinea pigs live five to seven years, but they can live as long as 14 years. Some breeds tend to live longer than others, and males tend to live longer than females. More »

The main staples of a guinea pig's diet include hay, pellets and water, but they may also eat various fresh fruits and vegetables. A balance of nutritious foods keeps the animal healthy and happy. More » Pets & Animals Mammals Rodents

Guinea pigs are native to South America and were first put into use by human society in what is now Boliva and Peru near the mountain range known as the Andes. Guinea pigs have historically been used as a source of food,... More » Pets & Animals Mammals Rodents

Guinea pigs are natural swimmers but may not appreciate being put into the water. They will swim if forced by being placed in water but often find it distressing. More »

Guinea pigs bite as a means of communication or as a response to fear and pain. They may also nip accidentally when seeking to get a treat, and they bite each other as part of dominance behavior. More » Pets & Animals Mammals Rodents

Guinea pigs generally have between one and four babies, or pups, in each litter, according to Guinea Lynx. However, on rare occasions, a mother guinea pig, also called a sow, can have seven or more pups in a litter. More »