Draw a long curved line for the dolphin’s back
Draw a smaller curved line underneath for the belly
Add a rounded head shape at the front
Draw a long pointed snout
Add a small eye near the front of the head
Draw a dorsal fin on top of the back
Add a pectoral fin on the side
Draw a tail fluke at the rear
Connect and smooth all body lines
Erase any extra sketch lines
Add details like a mouth line and fin edges
Shade or color the dolphin as desired