Question: are any foods poisonous to hamsters?
Answer: Not all seeds, nuts, fruit and veggies are safe for hamsters. Known foods which can poison them include apple seeds avocado, cherry pits, eggplant, elderberries, grapes, horse chestnuts, mushrooms, onions, garlic, chives, peach pits, potatoes raisins, rhubarb and tomatoes (1, 2).