HumansAncient snake drawings are among the largest known rock art worldwide Rock art along the Orinoco river in South America is made up of some of the largest etchings we know of and could date back 2000 years 51¶¯Âþ
HumansStone Age blades could have been used for butchery, not just hunting A modern butchery experiment using replicas of Stone Age tools raises new questions about how often prehistoric peoples hunted large animals such as bison or mammoths 51¶¯Âþ