Create your own foam head cutout with any photo in minutes at the lowest cost. Ships tomorrow. No extra fees. Done in minutes with the click of a button. Choose your photo and we will make it within a 18Ã24 size on quality foam board and water resistant vinyl, whichever is tallest or widest for your cutout big head.
Precambrian time includes Earth's history from birth up to 590 million years ago. That is, the Precambrian spans 90% of Earth's existence. Fossilized bacteria and blue-green algae show that primitive life existed at least 3,500 million years ago, and possibly earlier.
During the Triassic period, Eozostrodon was the first mammals. Some scientists believe that the mammals were evolved from the extinct mammal-like reptiles like Therapsids. There were detected the first-turtle too, called as Proganochelvs. Other creatures that lived in Triassic Period are Turtles, Salamanders, Lizards, and Pterosaurs. The Ancestor of Archaeopteryx was appeared, named as Pseudosuchia. Aetosaurs like Desmatosuchus also lived in the same time. Under the sea, the first marine dinosaurs, Ichtyosaurs appeared. The Triassicâs climate was generally dry and hot.