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Did you know? It is estimated there are 5.5 million insect species, both known and unknown, not including other arthropods. But only approximately one million insect species are actually
known and described.
Source: Stork, N. How Many Species of Insects and Other Terrestrial Arthropods Are There on Earth?; Annual Review of Entomology; Vol. 63:31-45, September 2017
Dr Caspar Hallman Institute for Water and Wetland Research Radboud University Nijmegen The Netherlands Professor Ary Hoffmann School of BioSciencesBio21 InstituteUniversity of MelbourneDr
Manu Saunders University of New England Dr Ken Walker Senior Curator of EntomologyMelbourne MuseumMuseums Victoria
More than 75 Percent of Decline over 27 years in total flying insect biomass in protected areas Hallmann et al, PLoS ONE 12(10), 2017
The lost and found ladybeetle, Micraspis flavovittata.(Photo by Reiner Richter. Courtesy of Museums Victoria.)