586140 Disclosed is a bottom board for a beehive to allow an adjustable hive entrance. The board comprises a support structure, where the top surface of the support structure is suitable for receiving a hive body. The support structure includes a recessed portion that is capable of providing a hive entrance when combined with a hive body and the size of the hive entrance is dependent on the relative position of the hive body. The recessed portion includes a first recess and a second recess. The bottom board when combined with a hive body, a fully open hive entrance is provided when the hive body position utilises at least the first recess for the hive entrance, and a reduced hive entrance when the hive body position utilises only the second recess for the hive entrance. The hive body may be positioned so that the hive entrance is blocked.
