In Northern Spain, scientists have discovered in two sites the largest concentrated number of bones of any species in the genus Homo. What can we deduce from the skeletal evidence and took kit of these people about their health, lives, and beliefs?

the question is : In Northern Spain, scientists have discovered in two sites the largest concentrated number of bones of any species in the genus Homo.  What can we deduce from the skeletal evidence and took kit of these people about their health, lives, and beliefs?