They regularly shed their skin its quite irreagular for them to shed skin though..
It all really depends on the species, the amount of food it eats, it's temperature and even injuries can effect the snakes ability to shed it's skin. Some snakes can shed as frequently as once every month, others much slower.
Yes, all snakes shed.
Rat snakes and rattle snakes are not the same thing. Rat snakes are constrictors, and have little to no venom. Rattle snakes are venomous and have large quantities of venom. Rat snakes are commonly kept as pets, but rattlesnakes are not.
No, rattlesnakes and rat snakes cannot interbreed.
Rat traps or rat poison :-)
Snakes, including rat snakes, are reptiles.
Corn Snakes? Yes, all snakes shed their old skin.
No. Most snakes do not. Most will shed their skin on the ground.
They shed a lot!
No. I just tried it. The rat snake ignored it.
Rat snakes are not venomous.
No, rattlesnakes and rat snakes cannot interbreed.