When you have to buy a snake, you also have to buy a terrarium that it can live in, it has to be fed and it has to be cared for. It is generally a lot of hassle, and if you just want the snake without all the hassle, then here is a good choice.
Robo Alive's robot snake looks like a real snake and can slither across the floor, just like a real snake can. The snake may even blink with its eyes and move with its tongue. It is therefore possible to own your very own pet snake, without all the hassle