During a time of dramatic climate change 200,000 years ago, Homo sapiens evolved in Africa. Like other early humans that were living at this time, they gathered and hunted food, and evolved behaviors that helped them respond to the challenges of survival in unstable environments.nlike every other human species, Homo sapiens does not have a true type specimen. In other words, there is not a particular Homo sapiens individual that researchers recognize as being the specimen that gave Homo sapiens its name.
Surveyors in California earned the most in 2011, reporting an average annual salary of $82,370. Nevada ranked second at $73,180 per year, followed by Alaska at $73,100, Massachusetts at $70,920 and Delaware at $70,360.
In the United States, land surveyors make an average annual salary ranging from $37,000-70,000. The salary of a land surveyor varies on how experienced the surveyor is and where he/she is employed.