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Is my hamster pregnant? What are the signs and how do I prepare?

Updated On September 23rd, 2025

Pet's info: Small Animal | Hamster | Female | unspayed

What are some ways to tell if my hamster is pregnant without an ultrasound? And if she is how would I prepare?

2 Answers

Most Helpful Answer

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Answered By Dr. Elizabeth

Veterinarian

Published on August 11th, 2019

It will be difficult to tell if she is pregnant until the last week or so. You will generally see an enlargement of the abdomen and her mammary glands becoming more prominent. Right before she gives birth, she will lose her mucus plug and you may find that as well. Provide her with a clean cage, and material to make a nest. You may also provide her with a box (make sure it has a lid or no bottom so that you can check on things without disturbing the babies and mother). Mother hamsters can become stressed out easily and will fail to care for the young or even eat the young so it is very important not to handle the babies and mother after birth for the first 2-3 weeks. I hope this helps and please feel free to post any additional questions.

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    Answered By Mariya Gugel, DVM

    Veterinarian

    Published on February 26th, 2018

    Thank you for using Petco Pet Education Center, formerly Petcoach! Pregnant females can be kept, but I recommend taking care not to disturb them before and after they give birth. Depending on the type of hamster, the length of pregnancy is around 20-30 days. Pregnant females are easily stressed and should be left alone, with access to fresh food and water. Once the pups are born, try not to disturb them for the first 2-3 weeks, as this may stress the mother and cause her to cannibalize the pups. You can refill food and water, but take care when spot-cleaning the bedding. I hope this helps and am happy to answer any other questions you may have!

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