After taking you on a journey through geologic time, we’ve arrived at the Cenozoic Era. Most of the mammals and birds that you can think of appeared during this era but perhaps more importantly, the Cenozoic marks the rise of organisms that look a lot like us.
Thanks to Sean Murtha for the wonderful illustration of Tsidiiyazhi. Check out more of Sean’s work here: http://www.seanmurthaart.com