But it's also been found in elephants and bottlenose dolphins.

但在大象和宽吻海豚身上也发现了这种物质。

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Their number of teeth is mixed; a bottlenose has 88 teeth, a false killer whale has 44 teeth, and a wholphin has 66.

它们牙齿的数目都是混合的；宽吻海豚有88颗牙齿，伪虎鲸有44颗牙齿，全齿鲸有66颗。

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Bottlenose dolphins track their prey through the expert use of echolocation.

宽吻海豚通过专用的回声定位系统来跟踪猎物。

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The foundation is calling for added protection for bottlenose dolphins around the north coast of Wales.

BBC: Record Isle of Man dolphin sightings lead to photo appeal

Risso's dolphins are often seen around Cornwall, although not as frequently as bottlenose and common dolphins.

BBC: Dead rare dolphin and whale found

Mr Phillips added he had seen a bottlenose dolphin and its calf in the area in recent weeks.

BBC: Marine mammal returns to bridge