[MSL]

Timeline of evolution

Writing exists for only 0.000218% of Earth's history

  A good picture showing timeline of evolution. (Btw, according to it, writing exists for only 0.000218% of Earth's history.)
 <sup>Description    
English: small timeline showing different events in the evolution of life
Date    24 July 2012
Source    Own work
Author    LadyofHats

Licensing
I, the copyright holder of this work, hereby publish it under the following license:
Creative Commons CC-Zero    This file is made available under the Creative Commons CC0 1.0 Universal Public Domain Dedication.
The person who associated a work with this deed has dedicated the work to the public domain by waiving all of his or her rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
https://commons.wikimedia.org/wiki/File:Timeline_evolution_of_life.svg</sup>