Watch out! High vigilance at small waterholes when alone in open trees

• Gerhard Hofmann,

  Roles Investigation, Methodology, Writing – review & editing

  Affiliation Moreton, Wirral, United Kingdom

  ⨯
• Claudia Mettke-Hofmann

  Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Writing – original draft, Writing – review & editing

  * E-mail: C.C.Mettke-Hofmann@ljmu.ac.uk

  Affiliation School of Biological & Environmental Sciences, Liverpool John Moores University, Liverpool, United Kingdom

  https://orcid.org/0000-0003-3874-5035

  ⨯