He covers the prehumans
, the humans, chronicle, autobiography, Lucy the fossil, and Lucy the symbol.
According to Dunbar, as a result of natural selection, prehumans eventually developed early language skills to manage their large group social bonding issues better.
Some primatologists and anthropologists, most notably Robin Dunbar, speculate that the brain size of our prehuman forbears literally doubled about two million years ago when they began living in larger and larger communities.
77 million years provide a missing link between ape-like prehumans
and modern man.
In this book about the emergence of humankind, the author states: "This book was inspired by discoveries of the oldest fossilized remains of humans and prehumans
ever found, discoveries made in Africa.
For most of our history as humans and all of our history as prehumans
, our ancestors lived in small groups probably no more than 100 individuals.
Then they describe the collection of subsequent data at the site and follow our modern-clay understanding of Homo erectus, The research reveals that these prehumans
endured a brutal existence ruled by hunger and enforced by clubs.
emerged in a number of different lines.
Hoberg's team did DNA studies that gave more evidence for the idea that prehumans
acquired these tapeworms before cattle and swine were domesticated about 10,000 years ago.
experienced the fact that the sounds they made had effects.