白暨豚生性害羞，视力几乎为零，是世界上最古老的豚类之一。
The baiji is shy and nearly blind and is one of the world's oldest dolphin species.
保护区为许多珍稀濒危动物提供保护，例如巨骨舌鱼、亚马逊海牛、黑凯门鳄和两种淡水豚类。
The site protects key threatened species, including giant arapaima fish , the amazonian manatee, the black caiman and two species of river dolphin.
保护区为许多珍稀濒危动物提供保护，例如巨骨舌鱼、亚马逊海牛、黑凯门鳄和两种淡水豚类。
The site protects key threatened species including giant arapaima fish the amazonian manatee the black caiman and two species of river dolphin.
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