Down Under Down Under: collecting in the dark zoneVideo | Updated 2 years ago Authored by Dr Bill Humphreys Presented by Dr Mark Harvey Presented as part of the In the Wild West Lecture Series in 2012. Beneath our feet lies a hotspot of subterranean biodiversity. Hear about the lengths our curators go to - from fishing down boreholes in the desert to abseiling, crawling, hammering, digging and cave diving - to collect specimens for the State’s collection. Chevron is a presenting partner of In the Wild West lecture series. View the discussion thread.