Question

The caudal fin of fish & pigeon is useful to ____

Answer 1

The caudal fin is the tail fin (from the Latin cauda meaning tail), located at the end of the caudal peduncle and is used for propulsion. See body-caudal fin locomotion. (A) - Heterocercal means the vertebrae extend into the upper lobe of the tail, making it longer (as in sharks).