A hamster's teeth and nails do not stop growing. This is why hamsters need chews and sand to keep their teeth and nails filed down. Occasionally, you may need to have your hamster's teeth or nails trimmed if they become overgrown. Unless you're professionally trained, it's best to take your hamster into the vet when he needs a trim. You want to make sure the procedure is done safely and your hamster is not hurt in the process., Hamsters are not always friendly to new pets. If you're going to introduce a second hamster, do so when your current hamster is still young. Also, do not place a male and female in the same cage unless you want them to breed. Hamsters are very fertile and a female can give birth to 3 to 18 babies every 30 days.If you do add a new hamster, you should spend several days introducing them. Keep your hamsters in separate cages where they can see each other for a few days. When you do place them in the same cage, keep an eye on them to make sure there's no fighting. You might want to wear protective gloves during the introduction. In the event of a fight, you may have to separate the hamsters., As stated, a wheel is an essential part of your hamster's health. However, you want to make sure your hamster's wheel is big enough for safe use. Small wheels can cause back problems from your hamster bending his back to fit the wheel. If you have a larger hamster, go for a bigger sized wheel.At minimum, look for a wheel of at least 6.5 inches. Certain types of hamster, like Syrian hamsters, tend to grow very big. In this case, you should get a wheel that's at lest 8 inches., You should never let your hamster out of his cage unsupervised. If you use a hamster ball or similar device, only allow your hamster to roam in it when you're watching. Accidents and mishaps can occur, resulting in injury and even death. Your hamster should never be allow to roam the house without supervision.
Trim teeth and nails regularly.
Take precautions when introducing a new hamster.
Get the right wheel.
Supervise your hamster when you let him out of his cage.
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