Mobile cell is designed so that it is moved depending on how rabbits eat food. The cage is made in the form of a prism, is mounted on the ground to move a prism could, it is constructed in the form of a cone. Rabbits, see the grass, trying to reach it, climb the side of the prism, the weight of the animals, the cell turns. In the middle of the cell is the rod, it is attached visor, moving in the direction of the raised portion of the visor, on this side of the rabbits from eating all the forces reach the grass, pawing paws actively. The cage should not weigh more than animals, sitting inside it.
In France, there is a cell in the form of rollers, the lower part of its open, standing on the ground, move the rabbits cage because the move on the ground, when one eats grass, move on. At the same time they do not get out of the cage and they will not be able to attack from the outside and do control how much and what to eat grass.