The file 'In_hive_feeder_top_cover 3D Printer Model' is (stl) file type, size is 535.0B.
This is a top cover of the "frame feeder", so you can close it to prevent bees to drowning.
This thing was made with Tinkercad. Edit it online https://www.tinkercad.com/things/7NZyAv85B6F