Option B
A. There is no ridge along the back giving the animal a “humpbacked” appearance.
B. The dorsal fin may or may not be relatively small.
Select

There is 1 species recorded in Tanzania: Sousa chinensis. The raised ridge along the back of this marine mammal is characteristi
C. Do not confuse the common name of this dolphin with that of the Humpback Whale (Megaptera).