Send a letter to your local environment protecting center and show how you feel about the quick extinction of animals.

给你当地的环境保护中心写封信，表达你对动物迅速灭绝的感受。

youdao

The animals were ruthlessly hunted to the verge of extinction.

这些动物由于遭到无情的捕猎而濒于灭绝。

《新英汉大辞典》

The Cambrian explosion involved rapid evolutionary diversification, followed by the extinction of many unique animals.

寒武纪大爆发涉及迅速的进化分化，随之而来的是许多独特动物的灭绝。

youdao

"Impact craters like this give us clues into how the Earth's crust is recycled and the speed of erosion, and may be implicated in episodes of widespread extinction of animals in the geological past, " Pratt said.

MSN: Massive meteorite crater found in Canadian Arctic

Also, climate change is contributing to the extinction of endangered animals.

BBC: Last Updated: Thursday May 08 2008 11:40 GMT

They provide a "green backdrop" to the story of charismatic animals at risk and yet without plants, those animals would be at even greater risk of extinction.

CNN: STORY HIGHLIGHTS