8 in 1 Ecotrition Honey Bars Rabbits & Guinea Pig treat - Available Online at PETCO Ecotrition Honey Bars combine the tastiest select seeds, crunchy nuts, garden vegetables, and delicious natural honey in a highly nutritious treat bar your pet rabbit or guinea pig will always enjoy. Fortified with vitamins and minerals, these unique Honey Bars satisfy your pet's need for exercise while providing the advanced nutrition of a healthy snack.