A treasure trove of Cambrian secrets

摘要: Cambrian Explosion Animal life exploded in diversity and form during the period about 500 million years ago. Fu et al. describe an early fossil site China that contains a variety of specimens, more than half which are previously undescribed (see Perspective by Daley). The rivals described sites, such as Burgess Shale, should help to elucidate biological innovation diversification this period. Science , issue p. [1338][1]; see also [1284][2] [1]: /lookup/doi/10.1126/science.aau8800 [2]: /lookup/doi/10.1126/science.aaw8644