The Perfect Runner
March 24, 2012 §
The answer, you’ll be amazed to learn, is that humans became nature’s perfect endurance runners. With a skill that evolved far earlier than the development of our powerful brains, our African ancestors had the ability to outrun all animals around them, allowing them to endure and ultimately thrive.
Not sure if I buy this but should keep an open mind
via CBC -The Nature of Things with David Suzuki – – The Perfect Runner.