Consider the ages of your rats.
Therefore, be prepared if you want to take all of the babies on. Pregnancy lasts about 21 days in rats and a doe may not show any signs of pregnancy until she is in her last week of pregnancy. However, it is not a good idea to leave two pregnant females together because although they will not intentionally hurt each other's babies, they may steal them from each other.
Does go into heat every four to five days, but there are a couple of signs that you can watch for to determine if your doe is in heat.
Growth and Weaning At birth, the pups are born hairless, toothless, and have short limbs and tails. The information posted on this page is not set in concrete, it's only advice. In fact, many people end up with unplanned baby rats! Not Helpful 4 Helpful 7.
However, when her job of child rearing is over, the mother will usually regain her former status and personality. Babies can be weaned at 4 weeks, but you can leave the girls with their mom as long as you want.
Secure homes for the rat kittens before breeding. They are commercially reared in animal houses and sold for laboratory studies. Add to Any Platform. Keep in mind that signs of pregnancy are not always obvious.
You will want to make sure both the male and female rat you plan to breed from are lively and in good health. Leave about 4-5 babies with the runt to stimulate the mom to suckle them. Choosing the parents Both rats should be of good temperament.
Does tend to have a drop in fertility at around 15 to 18 months old. Rats can reach sexual maturity quite early, but there are other things to consider as well.You want to breed rats?? What you need to know!
After the female gives birth, keep her and the babies away from the other rats, and provide them with plenty of water, food, and bedding. Second, rats have large litters - average is 10 to 12 - so if you do not plan to keep all the babies, you will have to decide how you will find homes for them.
There is already a high population of rats, so responsible breeding is essential. The Birth Process The birth process normally takes about an hour or two.