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What else can I help you with?
How many years did Alcatraz existed?
Alcatraz existed for 28 years
Were there humans in the Cambrian period?
No. The Cambrian period was abut 550 million years ago, the earliest humans existed only 200,000 years ago
What percentage of earth history has humans existed?
Humans have existed for only about 0.2% of Earth's history, which is approximately 200,000 years out of Earth's 4.5 billion-year history. This indicates that humans are a relatively recent addition to the planet.
Who invented grass?
Nobody. Grass evolved millions of years before humans existed.
How many years has WrestleMania existed?
26 years
Which year bullying begun first time?
Long before modern humans existed. Likely many millions of years ago, but there is noway to know.
How long did man exist before Jesus was born?
A:Modern humans have existed for over two hundred thousand years. Our distant hominid ancestors existed for millions of years before that.
Have humans lived longer than dinosaurs?
Dinosaurs existed from 231 million years ago to 65.5 million years ago, a time span of 166 million years. Humans as a genus have only been around for 2.3 million years, and modern humans for only 200,000 years. So dinosaurs existed for a much longer time than we have so far.
Did dinosaurs hunt and eat humans?
No, because all dinosaurs except birds went extinct millions of years before humans existed.
What is the earliest prehistoric period fictionally but plausibly where humanity as you know it could have existed?
True humans have existed for 60,000 to 80,000 years. People who appeared fully human (but without all human behaviors) have been around for at least 200,000 years. Before that almost humans have here for about 500,000 years.
How many types of leather existed?
as many animals and humans live both have skin which its leather.
Written records have existed for approximately how many years?
5,000 years
