Rats are pregnant for about 21 days. The average litter size is six but can range from one to twelve.
How long does a rat’s pregnancy last?
A rat’s pregnancy lasts 21 to 23 days.
How many offspring does a rat generally have?
A rat generally has 10 to 12 offspring.
How often do rats breed?
Rats breed every three to four weeks.
At what age do rats reach sexual maturity?
Rats reach sexual maturity at about five to six weeks old.
How much does a newborn rat weigh?
A newborn rat weighs about 10 to 15 grams.
How long does it take for a rat to wean its young?
It takes a rat about 21 to 28 days to wean its young.
How long do rats live?
The average lifespan of a rat is two to three years.
What do rats eat?
Rats are omnivorous and will eat almost anything but prefer seeds nuts fruits and vegetables.
Where do rats live?
Rats are found on every continent except Antarctica.
Are rats good swimmers?
Yes rats are good swimmers and can hold their breath for up to three minutes.
What is the average body temperature of a rat?
The average body temperature of a rat is 37°C.
What is the average heart rate of a rat?
The average heart rate of a rat is 250 to 350 beats per minute.
How much does a rat typically weigh?
A rat typically weighs between 200 and 500 grams.
What is the average lifespan of a wild rat?
The average lifespan of a wild rat is about one year.
What is the average litter size of a rat?
The average litter size of a rat is six.
