Hamster Gestation Period – Pregnant Hamsters

hamster and baby

If you are planning on breeding hamsters, it is crucial that you learn about their gestation period.

This information will help you in your breeding efforts so they are as successful as possible.

While it’s true that breeding hamsters aren’t very difficult, you should educate yourself before getting started.

Gestation Period by Species

The first thing that you have to know about a hamster’s gestation period is that it depends on the species. 

A Syrian hamster’s totals gestation period lasts up to 16 days, while a Chinese hamster’s lasts up to 21 days.

Roborovski dwarf hamsters have a gestation period of up to 30 days. You will also need to observe when mating takes place, as it makes tracking this period much easier. 

Winter White hamsters have a gestation period that ranges from 18 to 21 days.

hamster kids

How to Tell if Your Hamster is Pregnant

You will also need to know the signs of a pregnant hamster if you are going to breed these animals. A pregnant hamster is generally startled easier than normal. They also tend to collect nesting materials and hoard them in a certain area of their cage.

When you begin to notice the signs of pregnancy in a hamster, they will most likely give birth within the next few days.

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Separating the Hamsters

You will want to separate the two hamsters as soon as mating has taken place. This is especially important with Syrian hamsters, which have a reputation for not getting along well together.

If you keep the two hamsters in the same cage, there is a good chance that they will fight. It is also likely that the male will harm some of the babies when they are born.

Some dwarf hamsters can get along pretty well together, but you don’t want to chance it. It is important that you make a point of doing this right after mating.

How to Care for Expectant Hamsters

It is crucial that you take good care of your hamster during its gestation period. There are a number of things that you will have to take into consideration. These tips will help you get them through this period without any health complications.

1. Adjust their Diet

Pregnant hamsters need more protein in their diet than normal, so you’ll have to keep that in mind. If they do not get enough protein, they are unlikely to have a normal pregnancy. There are all sorts of terrible complications that can arise if you don’t do this.

You can give your hamster scrambled eggs, cheese, boiled eggs and certain vegetables that contain a lot of protein. This supplemented diet will help to ensure a healthy pregnancy.

2. Provide them with lots of nesting material

You will also need to make sure that your pregnant hamster has ample nesting material during its gestation period. This will ensure that they stay comfortable up until the time they give birth, which is very important. You don’t want to put any unnecessary stress on your hamster if you can help it.

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3. Put the cage away from people

If your hamster’s cage is currently in a part of the house where people typically go, you’ll want to be move it immediately. Your pregnant hamster needs peace and quiet during its gestation period. This will ensure that they stay calm and don’t become overly anxious, which can take a toll on their overall health.

You’ll also want to make a point of keeping any other pets in the house away from your hamster while it is going through this period. It is important to minimize any stress or anxiety so that they stay as healthy as possible.

4. Clean the Cage Regularly

Make sure that you keep your hamster’s cage very clean during their gestation period. This is a crucial part of keeping them comfortable so that everything goes smoothly, including the birth itself.

fat funny hamster

What to Expect when Your Hamster Gives Birth

When your hamster’s gestation period comes to an end and they are ready to give birth, there won’t be much for you to do. Your hamster will be able to do everything on their own, so you will not have to do anything but watch.

A Syrian hamster will usually have anywhere from 6-10 babies in a single birth. Dwarf hamsters have an average of five babies per birth. It is important that you are aware of this so you are totally prepared for what is to come.

Baby hamsters are born blind without any fur whatsoever. It is crucial that you do not touch or attempt to handle any of the babies for the first four weeks of their life. This is a very delicate time for these animals, so they need to be left alone.

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Separating the Babies from the Parents

Once the baby hamsters reach four weeks old, you will take them from their mother and put them in their own cage. This is done to prevent the mother from harming its offspring, which is more common than you might think.


  • Syrian hamsters have a gestation period of around 16 days.
  • Chinese hamsters have a gestation period of up to 21 days.
  • Roborovski dwarf hamsters have a gestation period that can last up to a month.
  • Winter White hamsters have a gestation period of 18 to 21 days.
  • You can tell that your hamster is getting close to giving birth when they start acting more anxious than usual. They will also begin hoarding material to use as their nest.
  • Make sure that you separate the hamsters in different cages immediately after mating takes place.
  • Provide the female hamster with a high-protein diet during its gestation period.
  • You’ll also need to make sure that the hamster’s cage is in a quiet place in your home away from people and other pets.
  • Once the baby hamsters have reached four weeks old, you’ll want to take them from their mother and put them in their own cage.
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