Two of Africa's deadliest gladiators - hippos and crocs have lived side by side for millennia, but are they cozy bedfellows or arch-enemies? One is a hefty herbivore, the other is the most successful freshwater predator on the planet, so how do they manage to survive together in the same habitat? Director: Graeme Duane. Actors: Andrew Scarborough (Narrator) (2014)