Very small, about 2 oz. I think that's about 56 grams.
1 milllion pounds
the birth weight of rats is 5g or 6g, a mice should probably be alittle less than that.
Adult rats can weigh anywhere from 250 - 500 grams, with males being larger than females. Females tend to weigh around 250-450g while males can weigh between 400-800g
No. Rats are mammals and give live birth.
liposuction
Yes, rats give live birth.
Rats start walking within a hour or two of their birth
No, rats are placental and have live birth. Just like people.
Rats are a type of mammal, and as such, they reproduce in essentially the same way that other mammals do. Baby rats gestate in their mother's uterus and when they are ready, they come out. The major difference between the birth of rats and the birth of human beings is that rats always have multiple births. They are born in litters. Humans are usually born one at a time.
Yes. They are placental mammals, all of which give birth to live young. Kangaroo rats are not the same as rat kangaroos, which are Australian marsupials (and also give birth to live young).
Yes. Rats, Dogs, and Cats ave Live Birth.
Cornsnakes and mole rats
They can get pregnant again, immediately after they give birth. So if you don't want more baby rats, keep the male rat in a separate cage when the mother is giving birth.