However, the exact size can vary depending on the breed. For example, Abyssinian guinea pigs are typically smaller than American guinea pigs.
Here's a quick breakdown:
* Average length: 8-12 inches
* Average weight: 1.5-3 pounds
* Smaller breeds: Abyssinian, Peruvian
* Larger breeds: American, Texel
It's important to remember that these are just general guidelines, and individual guinea pigs can vary in size.