Label a, b, c and d. given in Fig. 7.1 Give the function of (b)
a.Dorsal fin- present along the mid-dorsal line.
b.Caudal fin- found at the tip of the tail.
c. Pelvic fin- present in pair, at the posterior position of the fish body.
d. Pectoral fin- present in pair, at the anterior position of the fish body.