Steps to build a DIY low-cost fixed-wing drone for biodiversity conservation

S1 File. DIY drone Asa-Branca-I documentation. (TXT) S1 Text. Components list. (DOCX) S2 Text. Building DIY drone—Assembly instructions and connections. (DOCX) S3 Text. Setting up—Guidelines on settings. (DOCX) S4 Text. Tips and troubleshooting. (DOCX) S5 Text. Help and learning links. (DOCX) S1 Checklist. Pre-flight checklist. (DOCX) S1 Plan. Flight plans. (RAR) Acknowledgments We would like to thank the whole diydrones.com community that helped us with the various doubts we had in forums and discussion room. We would also like to thank the Secretaria de Meio Ambiente do Maranhão—SEMA for allowing us to carry out the tests in the protected area of APA do Itapiraco´. Thank you to all reviewers for their very helpful comments that greatly improved the manuscript. Author Contributions Conceptualization: Geison P. Mesquita. Data curation: Geison P. Mesquita. Formal analysis: Geison P. Mesquita, Rodrigo Rocha de Oliveira. Funding acquisition: Geison P. Mesquita. Investigation: Geison P. Mesquita, Rodrigo Rocha de Oliveira. Methodology: Geison P. Mesquita, Rodrigo Rocha de Oliveira. Project administration: Geison P. Mesquita. Resources: Geison P. Mesquita. Supervision: Jose´ Domingo Rodrı´guez-Teijeiro, Margarita Mulero-Pa´zma´ny. Validation: Geison P. Mesquita. Visualization: Geison P. Mesquita. Writing – original draft: Geison P. Mesquita, Margarita Mulero-Pa´zma´ny. PLOS ONE Building a DIY low-cost fixed-wing drone for biodiversity conservation PLOS ONE | https://doi.org/10.1371/journal.pone.0255559 August 13, 2021 15 / 17