How Many Babies Do Rats Have In A Litter What You Need To Know
Typically a female rat will give birth to anywhere from 8 to 18 pups per litter. Their reproductive cycle starts at a young age when female rats reach sexual maturity within their first 8 to 12 weeks of life and start having heat cycles every 4 to 5 days. Once they become pregnant, they have a relatively short gestation period of approximately 21 to 23 days. The female will give birth and then around the 21-day mark, the pups are weaned....