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.
There was an interesting pay disparity among the four states that hired the most construction supervisors, according to the bureau, with two paying in the high-$50,000s and two in the mid-$70,000s. There were 55,960 of these workers in Texas, making $58,040 on average, and 28,980 in Florida, making $57,250 on average. On the other hand, there were 38,480 in California, making $75,600 on average, and 25,450 in New York, making $75,670 on average.