Chengjiang News Today

"Its exciting to learn that the very first animals from 580 million years ago had a significant impact on their environment," researcher Emily Mitchell said.

Because dogs didnt exist back then, more relevant analogies had to be used in that title. Why? Because analyses of Chengjiang and Burgess Shale food-web data suggest that most, but not all, aspects of the trophic structure of modern ecosystems were in place over a half-billion years ago.

A significant number of prehistoric fossils dating back approximately 500 million years have been discovered at a construction site for a highway project in Southwest Chinas Yunnan Province.

* Spanning 482 kilometers, the Guiyang-Nanning High-Speed Railway started operation on Thursday morning, marking the launch of full-scale high-speed rail services in south Chinas Karst regions.

A 520-million-year-old fossil of a relative of insects with three eyes fills a gap in our understanding of how arthropods evolved.

The shrimp-sized, strong-armed creature dating back 520 million years is filling in some evolutionary gaps.

The shrimpy creature is filling in some evolutionary gaps.

China Railways opened the 175km Guiyang - Libo section of the 482km Guiyang - Nanning high-speed line on August 8.

Researchers found more than 170 fossil specimens that are remarkably well-preserved despite their age.

Something unique does seem to have taken place during this time when so many animal groups first appeared, but its not an open-and-shut case.