Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to know if your hamster is dying [title] Spend time with your hamster every day. [step] It is important to spend time with your hamster every day so that you know her normal behavior. A change in your hamster's behavior is an important indicator that she is sick.

Ending1: Your hamster might starve herself and die, but eating too much food is another sign that she is developing a disease. [substeps] Hamsters' symptoms vary by species, and you need to be patient. Ending2: If you don't spend time with your hamster regularly, you might not recognize important changes in your hamster's behavior. [substeps] Get into a routine, so that you spend the same part of the day with your hamster. Ending3: The best way to tell if your hamster is sick is to take her for a walk throughout the day. [substeps] Choose a time when your hamster is safe and you can interact with her in a quiet, private space. Ending4: If you notice her teeth grinding, diarrhea, moves her feeder back and forth during the day, or otherwise shows signs of dehydration, take her to the vet. [substeps] For example, take your hamster for a tour of the hamster's cage every other day.

Answer format: ending1/ending2/ending3/ending4