Will guinea pigs eat there babies?

Yes, guinea pigs are known for eating their young. This behavior in known as cannibalism and is practiced by other species of animals as well. In the wild, a mother guinea pig may resort to cannibalism as a way of regulating population, when food is scarce or when the environment is harsh, or it may eat a sick or injured offspring in order to avoid attracting danger to the rest of the litter. Cannibalism in guinea pigs is driven by a combination of natural instincts, environmental conditions and nutritional factors.