 Other scenes included a goliath birdeater spider, arguably the largest spider in the world, walking over his face, and Marven grappling a fifteen-foot African rock python deep in its underground lair.This style of presenting has won him many viewers and to date he has presented more than 40 wildlife programs and series for TV.In 2000, Nigel became the host of the hit annual Discovery Channel event Shark Week, and held this roles for three years.