The crash was a major reason the U.S. Fish and Wildlife Service decided to formally list the bird as threatened.

这次锐减是美国鱼类和野生动物管理局决定正式将这种鸟列为濒危物种的主要原因。

youdao

But all the archaeological projects found plenty of bird bones and even tiny bones from fish.

但所有的考古项目都发现了大量鸟类的骨头，甚至还有鱼的小骨头。

youdao

All the archaeological projects found plenty of bird bones—and even some tiny bones from fish.

所有的考古项目都发现了大量鸟类的骨头，甚至还有一些鱼的细小骨头。

youdao

In addition, more than three hundred fifty bird species and three hundred species of fresh and saltwater fish live within the park.

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Feed the bird live fish in the office kitchen.

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In a February report, federal agencies said the genetic material could have been transported by bird feces, fish sampling gear, barges and storm sewers.

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We have also had a few health scares to keep our minds occupied - the Bird Flu scare, fish (red-tides), beef, and pork.

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