the modular design of the snakebot has many advantages.if one module fails another can be added easily. snakebot modules can also carry different kinds of tools as well as cameras . since each module is actually a robot in itself,one module can work apart from the rest is necessary. that is, all the modules can separate and move on their own, and then later, reconnect back into a larger robot. researchers are also trying to develop snakebots made of a special kind of plastic that can change its shape using