How we came to be: Scientists get first look at the evolution of early complex animals - AP News

How we came to be: Scientists get first look at the evolution of early complex animals  AP NewsSpectacular fossil treasure trove pushes back origins of complex animals  Phys.orgHumans’ closest invertebrate ancestors date back much further than thought – how we discovered the fossils that show this  The ConversationFossils reveal many complex animals existed before the Cambrian explosion  Science News‘Jaw-dropping’ fossils reset the clock on when complex animals evolved  Scientific American