Hamsters have a wide variety of sleeping postures, and each posture reflects their state and habits. Common sleeping postures of hamsters include:

- Stacking: Hamsters stack on top of each other, looking both warm and interesting.
- Balled Up: The whole body curls up into a ball, just like a small fluffy ball.
- Baby Sleeping Posture: Lying on their side with their little paws beside their faces, just like a little baby.
- Spread Out: The body is completely spread out, as if enjoying a sunbath.
- Sleeping in a Crevice: They like to sleep in narrow places, which makes them feel more secure.
- Sitting Upright: They are highly alert, usually because there are factors around them that make them feel uneasy.
- On Their Backs: This shows that they have no defenses, indicating that the surrounding environment is safe.
- Crouched: They are relaxed and feel safe.
- Half in the Cage and Half Out: This unique sleeping posture demonstrates the hamster's sense of balance.
- Sleeping on the Wheel: Being able to fall asleep on the running wheel shows their balance ability.
- Sleeping on a Larger Hamster's Back: A small hamster peacefully falls asleep on the back of a larger hamster, creating a warm scene.
- Hanging: They can fall asleep anywhere, even with one foot hanging in the air.
These sleeping postures not only showcase the cuteness and uniqueness of hamsters but also help us better understand their state and habits. By observing the sleeping postures of hamsters, we can take better care of them and ensure that they live in a safe and comfortable environment.