The creatures that do most of the work, turn most of the energy, save most of the material and allow us to reinsert big animals with some confidence. Have you got it in the vial yet? Yeah, I've got three of them. - Oh, good! Professor Wilson was one of the first scientists to explore this area together with local wildlife biologist Tonga Tortuda. If you could gather them all up, all these little invertebrate creatures, and weigh them, they would weigh far more than all of the big animals put together, even in a fully restored park. It's these little creatures, together with the plants and trees, that still make this place a viable option for reintroducing bigger animals. I can't be sure that's a new species, but this is the kind of thing that might be. This park came that close to vanishing...