Can rabbits eat grass?
Hay and grass are the basis of the diet: about 85% (RSPCA). Introduce fresh grass slowly (PDSA), and never feed lawn mower clippings.
How to serve it: picked or cut with scissors
Good to know: Lawn clippings ferment quickly (Royal Veterinary College) and can be extremely harmful (Blue Cross).
Questions
Can guinea pigs eat grass?
Yes, as fresh food. Hay and grass should make up 85–90% of the diet (PDSA). Freshly picked grass is good, but never lawn mower clippings, which ferment quickly (PDSA, RSPCA).
Sources
- RSPCA – What to feed rabbits
- PDSA – Feeding your rabbits
- RWAF – How to feed rabbits
- Royal Veterinary College – Rabbit feeding guidelines (2022)
- Blue Cross – What food is best for rabbits?
Last checked: October 2026