1 ene 540203181 año aC - Paleozoic Era begins
Descripción:
Begins with the Cambrian explosion - this diversifies marine life. This is the era in which the greatest extinction event in Earth's history occurs - Thomas told us in class that this is when 3% of all life survived, and that small 3% is what all modern life stemmed from.Añadido al timeline:
fecha:
1 ene 540203181 año aC
Ahora mismo
~ 5883516 years ago