[ame=http://www.youtube.com/watch?v=87wLscGT68k]YouTube - Dog Communication with Humans - Horizon: The Secret Life of the Dog - BBC Two[/ame] [ame="http://www.youtube.com/watch?v=aDmzzREXI_g"]YouTube- Human Evolution Aided by Dogs - Horizon: The Secret Life of the Dog - BBC Two[/ame]