(a) A private bird hunting area must consist of contiguous acreage owned by an individual, partnership, firm, or corporation.
(b) A private bird hunting area shall be distinguished from any other club, hunting lease, or other leased premises for hunting purposes by clearly marking its boundaries with wood, plastic, or metal signs bearing the words, "Private Bird Hunting Area," and the identification number. The lettering and identification number on these signs must be in block letters and arabic numbers not less than three inches high, and must be in a color that contrasts with the background.
(c) Signs must be placed at each entrance to a private bird hunting area to identify clearly the boundaries of each licensed area.