• 小鳥ことり — small bird
• 野鳥やちょう — wild bird
• 鳥肉とりにく — chicken (meat)
• 愛鳥あいちょう — pet bird

鳥 is a pictograph of a bird with wings, tail, and beak. It clearly represents birds in general and appears in many compound words for types of birds, bird watching, and even chicken as food.