A blunt snout, a pair of small but clear and clever eyes, a natural smiling shape of mouth mixing friendliness with mischief, and a round and robust streamlined body without a dorsal fin——this is a Yangtze finless porpoise (Neophocaena phocaenoides asiaeorientalis), the world’s only finless porpoise subspecies that dwells in freshwater. Local elders call
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