"Less than 2 percent of the sunlight reaches the floor, but even here there is extraordinary variety." "In the great island of New Guinea there are 42 different species of birds of paradise, each more bizarre than the last." "This forest is so rich that nourishing food can be gathered very quickly." "That leaves the male six-plumed bird of paradise with time to concentrate on other matters like tidying up his display area." "Everything must be spick and span."