Rattlesnakes are ovoviviparous, so they don't lay eggs—instead the eggs are carried by the female for about three months, and then she gives birth to live young. A rattlesnake's typical lifespan is 10 to 25 years.

Do rattlesnakes give birth to live babies?

Rattlesnakes are an example of an ovoviviparous smnake in which the females carry eggs for three months before hatching inside the body and giving birth to live young.

How many baby rattlesnakes are born at once?

Rattlesnake eggs will stay inside their mother until they hatch. Most of the time there are 8-10 babies born at once and are about 10 inches long.