Farmyard birds (4)
(Other definitions for geese that I've seen before include "Long-necked, migratory aquatic birds" , "Stupid people" , "Simpletons" , "Protectors of city" , "They come in gaggles and skeins" .)
(Other definitions for hens that I've seen before include "Poultry" , "Adult chickens" , "Female chickens" , "Birds kept for laying" , "Female fowl" .)