The term 'Small Warbling Bird' can be summarized as a WREN, which is a small bird with a loud, melodious song. Wrens are found in many parts of the world, including Europe, Asia, and North America. They are usually brown or gray in color and have short, rounded wings. Wrens are known for their energetic and active behavior, often seen flitting from branch to branch in search of food. They are also known for their loud, warbling songs, which can be heard throughout the day.