Nasir El-Rufai may not be a cobra-eating king cobra, but he does display all the attributes of a saw-scaled viper. Judge it by its petite size at your own peril. It packs as much potent venom as any ...

It scans the horizon regularly for danger in its search for prey, taking care to avoid becoming the meal of fellow hunters. This viper eats fellow snakes at the slightest opportunity. Its eating habit ...