river dolphin Synonyms

dolphin neophocaena asiaeorientalis oceanic porpoise porpoise family porpoise species river porpoise river-dwelling mammal riverine porpoise small cetacean freshwater porpoise coastal porpoise brackish water porpoise endangered species marine creature toothed whale aquatic mammal Chinese white dolphin finless porpoise Indus River dolphin marine mammal yangtze finless porpoise