The utility model discloses a multifunctional wild animal rearing cage which comprises an equipment body, a sliding mechanism and a clamping mechanism, the sliding mechanism comprises a movable push plate, a cage body is fixed to the outer portion of the movable push plate, a transverse rod is fixed to the outer side of the cage body, and limiting rods are fixed to the positions, opposite to the two sides of the movable push plate, of the bottom end of the cage body. According to the wild animal rearing cage designed by the utility model, the movable push plate mechanism is added; the available space in the cage can be adjusted according to the body sizes of animals in the cage; convenient cage interior cleaning, when the animals need to be moved out of the cage; only the movable push plate needs to be moved; step-by-step reduction of space in cage, animals can be transferred to the cage door by themselves and can be moved out conveniently, the movable tray is added to the bottom of the cage body, excrement of the animals can be cleaned only by pulling away the tray, workers do not need to enter the cage, the second tray has the significance of preventing the excrement of the animals on the supporting net from falling to the ground when the first tray is pulled out, and secondary cleaning operation can be conducted.