Pacific White-sided Dolphin has three tones of color. The chin, throat and belly are creamy white. The beak, flippers, back, and dorsal fin are a dark gray. There are light gray patches on the sides and a further light gray stripe running from above the eye to below the dorsal fin where it thickens along the tail stock. A dark gray ring surrounds the eyes.rostrums (beak) and teeth.likes to ride bow waves of moving boats.They are playful and acrobatic jumpers.