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鲸鱼体型之谜

Jeremy Goldbogen of Stanford University and his colleagues suspect that the answers to both questions are related to the animals' food supply.

斯坦福大学的Jeremy Goldbogen和他的同事怀疑两个问题的答案和动物的食物供应有关。

And, as they describe in a paper in Science, they have gathered data that illuminate how this might work.

正如他们在《Science》杂志中发表的一篇论文所述，他们收集了数据，阐明了可能的运作方式。

英语相关

Broadly, big whales come in two varieties. Toothed whales, such as sperm whales, hunt individual prey.

总的来说，大鲸鱼有两种。齿鲸，如抹香鲸，捕食单个猎物。

Baleen whales suck in mouthfuls of water and extract small organisms such as krill, using fibrous buccal filters.

须鲸，用纤维状的口腔过滤器吸入大量的水，并从磷虾等小生物中吸取营养。

The biggest whales of all (blue, humpback and so on) are baleen whales.

所有鲸鱼中较大的鲸类（蓝鲸、座头鲸等）是须鲸。