Some animals are, rightly or wrongly, synonymous with being scary, like sharks, tigers and snakes. Then there are the cutest, cuddly looking creatures harbouring a deadly secret: come too close and it ...

Is the deadliest mammal the tiger or the polar bear? Or maybe it's elephants? Or bears? Or something else that you might not ...

Steve Backshall searches for jaguars in Brazil, dives with ocean oddities in Indonesia, tracks endangered cheetahs and meets ...