The messageis the same with the tiger and the Yangzi river dolphin.

老虎和白暨豚也正遭遇相同的命运。

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Chinese River Dolphin is a specific species of rare and valuable animal in the Changjiang drainage area.

白鳍豚是我国长江流域特有的珍稀动物。

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The Ganges river dolphin is also in grave danger; only a few thousand remain, and they live in some of the most polluted rivers on Earth.

恒河河豚也是岌岌可危。 现仅存数千头，生活在地球上污染最严重的水域。

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But it's the Ganges river dolphin and the Irrawaddy dolphin which give the most cause for concern.

BBC: NEWS | South Asia | Bangladesh's majestic dolphins at risk

The Yangtze river dolphin made news because scientists think that it may now have been driven to extinction.

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Earlier this year the baiji or Yangtse River Dolphin was declared probably extinct, and the Critically Endangered vaquita (Phocoena sinus) - another species restricted to a small, specific habitat - will follow suit without swift action, conservationists believe.

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