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Generally up to 4-5 years. This may seem long, but they do come out near fully formed, after having ingested their host.\
Ummmmmmmmmmm.......NO! Rats are pregnant approx. 21-24 days before they give birth. Not 4-5 years. And they do NOT ingest their host/mum.
Rats don't even live 4-5 years
Wiki User
∙ 13y ago
Wiki User
∙ 12y ago23 days usually but they could give birth any time after 21 days
Wiki User
∙ 12y agohi i just took on 2 rats and one had 10 babies monday morning! this is the normal amount but it varies from 4 to 24 good luck
Wiki User
∙ 13y agoRats can breed as early as 5 weeks of age. For the health of the rat though, it is best to wait until they are at least 7 months of age before breeding.
Wiki User
∙ 15y agousually 20-25 days.
Wiki User
∙ 15y ago21 days
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Can rats have two babies at da same tyme?
No unless interaction from a male rat (such as getting a rat that is about to have babies). two female rats can not have babies
How will a female rat act to a new male rat?
The fmale rat will sniff the male rat, while he sniffs her at the same time. You will need to watch them for about an hour to make sure they don't fight. If you do not want babies, keep them separate. The male rat will try to mount the female rat, if he is not spayed. If you do want babies leave them together for 10 days (If they don't fight.), and you will surely have babies 21 days after she got prego.
How many babies can a rat have in two years?
60 babies
How do you introduce a female rat and male rat?
you have to very very very very very very carefully... its better to introduce them when they are babies....
What is a female rat called?
Females are does, males are stags, and babies are pups (although some breeders call them kittens, the scientific term is a pup).
If you have a rat that just had babies can you give a baby to a different rat that does not have babies?
no the rat that doesn't have babies might eat the babies be safe with the babies
How many babies can a pet rat have?
over a hundred
How many uteri does a female rat have?
2
A different female laboratory rat gave bith to several babies after being fertilized with sperm exlpain why these babies will not be genetically identical to the mother?
Because their father is a Ni99er
Does a rat have mice babies?
No, mice and rats are two different species. Rats have rat babies, mice have mouse babies.
Will a female mother rat eat her babies if the babies are alone for a week?
Rats are not known for canabilizing their young, but babies should not be left without their mother for any longer than about an hour. They need to nurse.
How many babies does a naked mole rat have?
up to 900 a life time
