Definition: The term "callianassidae" refers to a group of animals that are characterized by their large, elongated wings. These animals are typically found in tropical and subtropical regions and have long legs for flight. In general, the wings of these animals are adapted for flight, allowing them to soar through the air with ease. The wings of callianassidae are usually made up of a series of feathers that fold back on themselves, creating a flap-like structure that helps in wing