Instead, both rabbits and guinea pigs should eat mainly grass hay and fresh greens, with only limited pellets in their diet. High-calorie treats should also be avoided.

Rabbits and guinea pigs differ from most other mammals in that their teeth grow throughout their life. Their diet of fibrous plant material requires lots of chewing, which causes wear and tear on ...

A. The main ingredient of the guinea pig diet should be quality hay; this contains the essential fibre for proper gut function and tooth wear. Offer high-fibre nuggets e.g. Burgess Excel guinea ...