Cetacea | NHBS Academic & Professional Books,Frontiers | Predicting Cetacean Distributions in the Eastern North Atlantic to Support Marine Management,Cetaceans | Cetacea Dimensions & Drawings | Dimensions.com,VM228/VM228: Cetaceans 4 Grade Curriculum—Lesson 3: Researching Individual Whale and Dolphin Species,The Amazon River dolphin. One of the two cetacean species that can be seen in the Amazon River is the Amazon River dolphin. These cetaceans can be pink and gray, with the,