Wild cavies are found on grassy plains and occupy an ecological niche similar to that of cattle. They are social animals, living in the wild in small groups ("herds") that consist of several females ("sows"), a male ("boar"), and their young ("pups" not "piglets"...
Never feed moldy hay, and be sure to remove any hay that has become wet or soiled. Keep in mind that cavies may not eat hay that is trampled or soiled, so while they may technically have hay available to them, they may not actually eat.

Furthermore, visual representations like the one above help us fully grasp the concept of Cavy Hay Feeding Recommendations For Young.
Hay, hay, hay! in Feeding guinea pigs. [Auto translated] Hay is the primary food for your cavies and has to be provided fresh consistently. The first meat at morning should be hay exclusive. Hay is rich in crude fiber / fibre which is essential for the cavies eupepsia.

This small animal hay manger features a practical four-hole design that allows pets to pull out manageable amounts of hay, mimicking natural grazing. Its hanging design saves crucial floor space in cages or hutches, keeping the feeding area cleaner and more organized.
These briefless than 60-secondsvideos can be used by early childhood nutrition educators to demonstrate several key evidence-based recommendations for what and how to feed infants and toddlers in Family Child Care Homes.