permen dinosaurus

The Permian period was, literally, a time of beginnings and endings. permen bola dunia It was during the Permian that the strange therapsids, or "mammal-like reptiles," first appeared--and a population of therapsids went on to spawn the very first mammals of the ensuing Triassic period. permen lolipop besar However, the end of the Permian witnessed the most severe mass extinction in