The invention relates to a cage convenient for capturing poultry, and belongs to the field of huts to improve the poultry feeding efficiency. A cage comprises an upper cover, a side frame with a cage door and a pedestal, wherein a protruding tooth extending upward is arranged on the pedestal, and the upper cover comprises a first cover plate, a second cover plate and a rolling assembly. A slide rail is arranged on the lower end of the first cover plate, a groove is arranged in the slide rail, a horizontal through hole is arranged in one end of the second cover plate, and a latch is arranged in the through hole. The latch moves axially relative to the through hole to abut against the protruding tooth. The rolling assembly comprises a locking rod and a roller sliding along the slide rail, wherein the locking rod sequentially passes through the other end of the second cover plate, the roller and the groove, and the second cover plate rotates about the locking rod. The locking rod comprises a connecting portion, an evading portion and a blocking portion, which are sequentially arranged in the axial direction, the second cover plate is connected with the locking rod through the connecting portion, and the roller is connected with the locking rod through the evading portion.