Oregon Department of Agriculture – Bat Guano: Definition and Characteristics (March 31, 2016)

California Department of Food and Agriculture – Notice to Fertilizing Material Licensees – Use of the term “Bat Guano” on Fertilizing Material Labels (May 11, 2017)

“Assessing the Evidence Supporting Fruit Bats as the Primary Reservoirs for Ebola Viruses” (A.J. Leendertz, J.F. Gogarten, A. Du, S. Calvignac-Spencer, and F.H. Leendertz)

“Although evidence suggests EBOV ecology involves fruit bats, the case for sustained circulation remains largely unconfirmed and epidemiological links between fruit bats and human index-cases is sparse.”