Steve Backshall goes back in time to discover the deadliest animals that ever walked the earth - the dinosaurs - starting at London's Natural History Museum.
Steve Backshall travels the globe to swim with sharks and prove they are not simply the brutish killers many people believe.
Steve Backshall experiences killer cold and discovers how animals survive sub-zero temperatures - from thick pelts and blubber to the ability to freeze and survive.
Steve Backshall takes a look at some of the most deadly forces of nature on our planet as he explores the elemental furies of fire, ice, water and wind.