חלוקת תקופות גיאולוגיות- 4 עידנים :eras 4.5 ba :Precambrianעד .570 ma .570-245 maהיווצרות חסרי…
Sculptures during the Paleolithic Era Sculptures during the Paleolithic Era 1 What is Paleolithic Era? Paleolithic comes from the Greek word palaios (old) and lithos (stone)…