Drone-based effective counting and ageing of hippopotamus (Hippopotamus amphibius) in the Okavango Delta in Botswana

• Victoria L. Inman ,

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Software, Validation, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: victoria.inman@outlook.com

  Affiliation Centre for Ecosystem Science, School of Biological, Earth and Environmental Sciences, UNSW Sydney, Sydney, NSW, Australia

  http://orcid.org/0000-0002-5646-7908

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• Richard T. Kingsford,

  Roles Formal analysis, Supervision, Validation, Writing – review & editing

  Affiliation Centre for Ecosystem Science, School of Biological, Earth and Environmental Sciences, UNSW Sydney, Sydney, NSW, Australia

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• Michael J. Chase,

  Roles Funding acquisition, Resources, Validation, Writing – review & editing

  Affiliation Elephants Without Borders, Kasane, Botswana

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• Keith E. A. Leggett

  Roles Conceptualization, Formal analysis, Funding acquisition, Methodology, Project administration, Resources, Supervision, Validation, Writing – review & editing

  Affiliations Centre for Ecosystem Science, School of Biological, Earth and Environmental Sciences, UNSW Sydney, Sydney, NSW, Australia, Fowlers Gap Arid Zone Research Station, School of Biological, Earth and Environmental Sciences, UNSW Sydney, Sydney, NSW, Australia

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