Much of the evidence we have on early humans comes from_.

Skeleton and tools are the main evidence surviving for early humans.

Explanation:

No archaeological evidence in terms of buildings or lasting structures have survived from the very early humans to this day.

Certain cave paintings from the cavemen days have survived which are a source of information on how the population developed in terms of culture,.

Later, when people began cultivating and settled in cities, some tools an human skeletons are evidence of the changes that took place from their nomadic and caveman days to the settled life which they were leading now.