Hunt for the molecules that hold ecosystems together
来源：未知 作者：郑绡附 时间：2019-03-07 09:02:03
By Sujata Gupta in Salt Lake City PICTURE an ecosystem – a tropical forest, for instance. Visualise the lush plant life, the pollinating insects, the birds that prey on them and the snakes that eat the birds – all affecting each other in a complex web of interactions. But how does that interaction occur?