The cat can go into heat in as little as 2 weeks if not sooner.
From 59 to 72 days. They go into heat again within hours of giving birth.
The male should have been separated from the female before she gave birth. But if you didn't do that, then the male should be separated before the female is done giving birth because females go into postpartum estrus (heat) after giving birth and can become pregnant again immediately. If the male is with her after giving birth, then she is most likely pregnant again. Back to back pregnancies can possibly kill the female or lead to babies less likely to survive.
As many as they can. Female cats take nine weeks to carry their pregnancy and after giving birth, they can go into heat again and have more babies.
When she comes back in heat. In the wild they don't wait, so I don't see why it would be different in domesticated situations.
Yes, a cat can go into heat as early as 4-5 weeks after giving birth. This is known as postpartum estrus. It is important to keep the mother cat indoors during this time to prevent another pregnancy so soon after giving birth.
A guinea pig can get pregnant again, a few hours after birth, so a guinea pig could breed tens of times in a lifetime. But there is a 20% chance a female guinea pig could die during, before or after birth, because of the stress, it has been given.
until the female has giving birth
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.
As soon as she next cycles but is recommended that you only breed a goat once a year.
A pig is simialr to a dog. After the babies have been weaned from their mother, about a week after, she will go into heat, and then should continue to go into heat every 21 days.
Bitches bleed for several days and weeks after giving birth. It is the body's natural way of cleansing the uterus and birth canal. The nursing puppies causes her uterus to contract, and thus older blood is expelled. It is natural and she is fine, unless the blood looks bright and fresh.