Sharks inspire awe even when observed through aquarium glass. They have had 200 million years to perfect their deadly skills. In one of Australia's tourist hotspots, where there's water, there are crocodiles ready to take humans by surprise. In Florida, USA, people have to watch out for the alligator.
Wolves are predators humans learn about from childhood.
But pet dogs are just as likely to kill humans as wolves are. Suppressed inside every dog is a wolf's aggression. In Great Britain alone, a quarter-million people are bitten by dogs every year.