The term 'BIRD (BOAST)' is a crossword solution that can be filled in with the word 'CROW' (4 letters). The CROW is a species of bird that is found in many parts of the world. It is known for its loud, raucous call and its intelligence. Crows are also known for their ability to adapt to different environments and their resourcefulness. They are often seen in large flocks and are considered to be a symbol of wisdom and good luck.