This condition, called neoteny, means it keeps its tadpole-like dorsal fin, which runs almost the length of its body, and its feathery external gills, which protrude from the back of its wide head.

这种情况，叫做动态持续，意味着它保留着它的像蝌蚪一样的贯穿整个身体的背鳍，从头后面突出的像羽毛一样的外腮。

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Fishermen slice the fin off the shark and toss the creature back into the water to die.

渔民把捕到的鲨鱼的鱼鳍割下，再把这可怜的生灵丢回大海任其自生自灭。

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Some shark fin soup consumers assume that finning doesn't hurt the shark, or that fins grow back; neither is true.

一些鱼翅汤消费者想当然地以为割掉鱼鳍对鲨鱼没什么影响，甚至以为鱼鳍会再生，很遗憾这些看法都是错的。

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The glossy black fin and back of a minke whale rose a hundred yards astern, two yellow-striped dolphins broke water and plunged down again, and then the flow of the turned tide could be seen as a chop on the water, small standing waves that indicated the Minch was reversing its direction.

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But because the bass was hooked on its fin, rather than its mouth, it had to be thrown back.

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