They can live to be 25 years old. The mother will see her babies again when it is time to hibernate. When winter comes, the snakes will follow their mothers scent trail and use the same den to hibernate in. A lot of snakes are killed on roads. The snakes love the heat from the pavement and will often sit on the road and bask, which puts them in a lot of danger.
Many times crossing a road, is the only way back to their den.
The Rattlesnakes vision is really awesome. They can see heat images in the night and this makes it really easy for them to find and catch their prey. They can detect the slightest change in temperature. They can also smell with their forked tongue. After a rattler bites its prey and lets the prey run away.