US Patent 7909002 Avian hut

An avian hut includes a plurality of walls, each wall having an upper edge and a lower edge and coupled to at least one other of the plurality of walls, the plurality of walls together defining an avian hut interior and an avian hut exterior, the lower edges together defining an opening open to the environment, and at least one of the plurality of walls defining a notch shaped to accept a perch secured to an interior of a bird enclosure thereby allowing the perch to extend from the exterior of the avian hut into the interior of the avian hut. A securing device is operable to removably secure the plurality of walls within a bird cage and the notch above the perch.