: Detailed looks at the evolution of dogs from wolves and the unique path of cat domestication.
: A central thesis of the book is that humans are also domesticated. Francis suggests our species underwent a "self-domestication" process, where selection for high sociality and cooperation allowed us to dominate the planet. Structure of the Book En manos humanas by Richard C. Francis [Richard...
: Francis details how selecting for a single trait— tameness —unintentionally triggers a suite of physical changes. These include floppy ears, shorter snouts, smaller brains, and unique coat colors, a pattern seen across diverse species from dogs and cats to reindeer and camels. : Detailed looks at the evolution of dogs
: The final three chapters focus on human evolution, attributing our success to "hypersociality" and cooperative behavior. Critical Reception En manos humanas (Spanish Edition) - Amazon.com Structure of the Book : Francis details how
: He argues that tameness is not just a behavior but is rooted in genetics, specifically affecting developmental processes that make animals more cooperative and less aggressive.
: Analysis of less traditional domesticated animals, including camels, reindeer, and laboratory rats.
The narrative is divided into chapters that act as individual case studies for different species: