i was looking at some petroglyphs at zion's national park a few months ago when i realized that they were drawing pictures of the same things we take pictures o

i was looking at some petroglyphs at zion's national park a few months ago when i realized that they were drawing pictures of the same things we take pictures of today. the only difference is we take pics of our food after it's prepared while they drew pics of their food in it's pre-prepared state.