They tend to stay away from the woods and fields. Rocky ledges are popular places for them. They seem to like the ledges lightly covered, rather than surrounded with brush. The timber rattlesnake migrate towards dens in the winter to hibernate and away from them as the weather gets warmer. May. The timber rattlesnakes mate in the fall.
All rattlesnakes also molt as they grow.
Timber rattlesnakes shed their skin about once a year. They are not completely nocturnal. However, they see better in dimmer light because of their high sensitive eyes. Rattlesnakes usually lay around more during the day, getting some sunlight, and move more at night. Females begin to mate when they are about two and a half years old.