Documentary
58 minutes
The animal kingdom possesses a fearsome arsenal - a variety of extreme weapons used in epic battles to gore, stab, crush and batter. But are they more than just instruments of deadly force? For Professor Doug Emlen, it has been his lifetime's ambition to discover the secrets of nature's arms races, what triggers them and what they can teach us about the most formidable weapons on earth - our own.
More informationexpand_more
Show crew
keyboard_double_arrow_down
Cast
Show more expand_more
keyboard_double_arrow_down