There is a tie between which animal produces the most young in one litter. Mice have been reported to birth 32 babies in one litter. The naked mole rat has also produced up to 33 in one litter. But on average the Common Tenrec usually has the largest litter (18 being normal) but have been known to have litters up to 32 as well.
you could say both but the most common is kitty litter
A raccoon produces one litter a year that usually has between 1 and 6 young each time. Adult females usually breed every year. Most raccoons live until they are six years old.
The rhinoceros is the strongest and most protective animal. They protect their young and their family at all costs.
Syria I would think, because most pet hamsters are Syrian Hamsters.
most likely since cat litter is absorbent .
The brown rat produces the most young in a year
Black rat produces the most young in a year.
For most mammals its "litter." The mother dog gave birth to a litter of puppies.
PIG
The dairy cow.
The black rat
As a general rule the larger the animal the greater the volume of sperm
some kind of a Russian fish!
Holstein dairy cows tend to produce more milk than any animal in the Animal Kingdom except for most whales.
The most common litter is cigarette butts!
people litter cigarettes most
The most I have ever heard of is 22. The average litter is closer to 12. If you breed the female too young, she is more likely to have smaller litters, closer to 6 to 8 babies.