![]() There they made stone tools for butchering animals. Sharing vital resources with other members of the group led to stronger social bonds and enhanced the group’s chances of survival.Ībout 2 million years ago, early humans transported stone up to 12 km (7 mi) to a site at Kanjera, Kenya. Some groups of early humans began collecting tools and food from a variety of places and bringing them to favored resting and eating spots. Expanding social networks led, eventually, to the complex social lives of modern humans. As brains became larger and more complex, growing up took longer-requiring more parental care and the protective environment of a home. Over time, early humans began to gather at hearths and shelters to eat and socialize. Sharing food, caring for infants, and building social networks helped our ancestors meet the daily challenges of their environments. ![]() Social bonds helped ensure humans' survival. Science, Religion, Evolution and Creationism: Primer. ![]() Members Thoughts on Science, Religion & Human Origins (video).Teaching Evolution through Human Examples. ![]()
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