Watch FMovies. The secrets of the maligned and misunderstood tarantula are brought to light in the Discovery Channel's Predators of the Wild series portrait of the Giant Tarantula. The film presents an intimate look at the largest and most venomous spider species in the world. Shot on location, viewers observe the tarantula close-up as it waits in its 3-foot burrow until its prey of insects, frogs, snakes, birds and rodents come along. Footage also captures the tarantula's deadly mating ritual.