Stress Management Helped Wolves Become Dogs
Genetic mutations related to production of the stress hormone cortisol may have played a role in the process of canine domestication
www.scientificamerican.com
The Scientific Reports study presents “exciting new evidence that dogs’ unusual ability to cooperate and communicate with us evolved as a result of natural selection favoring wolves who could approach and eventually show friendly behavior toward humans,” says Brian Hare, a Duke University evolutionary anthropologist, who was not involved in the study.