The Chasers Road Trip: Trains, Brains and Automobiles

Anne Hegerty, Shaun Wallace and Mark Labbett embark on a geeky road trip to uncover the cognitive abilities of animals. The brainboxes have won quizzes the world over, but wonder where they are in the pecking order of intelligent life forms.

• Anne HegertySelf
• Shaun WallaceSelf
• Mark LabbettSelf