Studies show that lightning is a far greater killer than sharks, at least in the United States.

研究发现闪电远比鲨鱼这个杀手厉害多了，至少在美国是这样的。

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The fish are not sharks or killer whales.

这些鱼并不是鲨鱼或逆戟鲸。

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Sharks have the killer instinct.

鲨鱼有嗜杀的本性。

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The waters also support the UK's only resident population of killer whales and two feeding and breeding hotspots for basking sharks, the world's second biggest fish.

BBC: West coast whales, dolphins and sharks to be surveyed