“As you look at the graphic, realise that time radiates outward and each kingdom’s appearance is also in chronological order from left to right. What you’ll discern then is a story of origins and mass extinctions, the way life almost bided its time through the Ice Age then hit the gas through the Cambrian Explosion. It was here when the protostomes (everything from trilobites to squids) simply went nuts, and the separation of plants vs. animals as we know them arose.”
QUI l’articolo completo.