Yes. They can breed. However the chances of genetic faults are higher with inbred animals of any kind.
one or two in a litter of an Asian elephant.
Yes, it's normal to find two cats from the same litter having babies themselves. Cats don't think like humans -- obviously.
A litter of leopards usually contains between two and four babies.
Since litter means trash that is not in the trash can, guinea pigs don't tend to come from a "litter". Of course, if you find a guinea pig in a pile of litter you can always let me know.
No, they will usually have one litter every two years.
Two to four is average, but they could have up to nine (but only in extremely large females).
Two to three cubs is normal for an aardwolf litter.
Normally litter size is two to four cubs.
Bilbies generally have two joeys at a time. A female bilby may have one to three babies in a litter.
In 1 litter, there can be up to 7 baby skunks. Usually there are around 4 born in each litter.
Tigers usually have two to four cubs in a litter.
Manta Rays usually have between one and two pups per litter.