The Cenozoic Era is the most recent (and currently ongoing) Geological Era of the three major subdivisions of the history of life forms. The Cenozoic …
Out of the three geological eras, the Paleozoic Era is the earliest of all. Divided into six distinct geological periods, the Paleozoic Era is the …
The Mesozoic Era was a collection of three geological time periods when life on earth – especially in the Animal Kingdom and the Plant Kingdom …
Source Crustaceans – often called Crustacea – are a very large group of arthropods with over a hundred thousand species. Crustaceans are the most populated …