Paleontologists Reveal Secret Force Behind Early Evolution
"It's exciting to learn that the very first animals from 580 million years ago had a significant impact on their environment," researcher Emily Mitchell said.
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"It's 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 didn't 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 China's 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 China's 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.