by Sabrina Rondeau Nigel E. Raine 1 School of Environmental Sciences, University of Guelph , Guelph, Ontario, Canada 2 Department of Biology, University of Ottawa , Ottawa, Ontario, Canada

by Katherine E. Chapman Michael T. Smith Kevin J. Gaston Natalie Hempel de Ibarra 1Centre for Research in Animal Behaviour, Psychology, Faculty of Health and Life Sciences, University of Exeter, Exeter, UK 2Department of Computer Science, University of Sheffield, Sheffield, UK 3Environment and Sustainability Institute, University of Exeter, Penryn, Cornwall, UK

by Elisabetta Versace Laura Freeland Michael G. Emmerson Department of Biological and Experimental Psychology, School of Biological and Behavioural Sciences, Queen Mary University of London, 327 Mile End Road, London E1 4NS, UK

by David Beerling Editor-in-Chief

by Karma Nanglu Javier Ortega-Hernández Museum of Comparative Zoology and Department of Organismic and Evolutionary Biology, Harvard University, 26 Oxford Street, Cambridge, MA 02138, USA

by Davis Laundon Bram G. Sengers James Thompson Shelley E. Harris Olivia Beasley Philip J. Basford Orestis L. Katsamenis Patricia Goggin Emilie Derisoud Diana Fanelli Carlotta Bocci Francesco Camillo Justine Shotton Georgina Constable-Dakeyne Neil J. Gostling Pascale Chavatte-Palmer Rohan M. Lewis 1The Institute of Developmental Sciences, Human Development and Health, Faculty of Medicine, University of Southampton, Southampton SO16 6YD, UK 2Institute for Life Sciences, University of Southampton, University Road, Highfield, Southampton SO17 1BJ, UK 3School of Engineering, Faculty of Engineering and Physical Sciences, University of Southampton, University Road, Southampton SO17 1BJ, UK 4Biomedical Imaging Unit, Faculty of Medicine, University of Southampton, Southampton SO16 6YD, UK 5School of Biological Sciences, Faculty of Environmental and Life Sciences, University of Southampton, University Rd, Highfield, Southampton SO17 1BJ, UK 6μ-VIS X-Ray Imaging Centre, Faculty of Engineering and Physical Sciences, University of Southampton, Southampton SO17 1BJ, UK 7Université Paris-Saclay, UVSQ, INRAE, BREED, 78350 Jouy-en-Josas, France 8Ecole Nationale Vétérinaire d'Alfort, BREED, 94700 Maisons-Alfort, France 9Dipartimento di Scienze Veterinarie, Università di Pisa, Via Livornese lato monte, 56121 San Piero a Grado, Pisa, Italy 10Marwell Wildlife, Thompson's Lane, Colden Common, Winchester SO21 1JH, UK

by Marine Uguen Sylvie M. Gaudron Katy R. Nicastro Gerardo I. Zardi Nicolas Spilmont Solène Henry Laurent Seuront 1Univ. Lille, CNRS, Univ. Littoral Côte d'Opale, IRD, UMR 8187, LOG, Laboratoire d'Océanologie et de Géosciences, Station marine de Wimereux, 59000 Lille, France 2Sorbonne Université, UFR 927, 75005 Paris, France 3Department of Zoology and Entomology, Rhodes University, Grahamstown 6140, South Africa 4CCMAR–Centro de Ciencias do Mar, CIMAR Laboratório Associado, Universidade do Algarve, Campus de Gambelas, Faro 8005-139, Portugal 5Laboratoire de Biologie des Organismes et Ecosystèmes Aquatiques (BOREA), Université de Caen-Normandie, MNHN, SU, UA, CNRS, IRD, Esplanade de la paix, 14032 Caen Cedex, France 6Department of Marine Resources and Energy, Tokyo University of Marine Science and Technology, 4-5-7 Konan, Minato-ku, Tokyo 108-8477, Japan

by Handung Nuryadi Ixchel F. Mandagi Kawilarang W. A. Masengi Junko Kusumi Nobuyuki Inomata Kazunori Yamahira 1Tropical Biosphere Research Center, University of the Ryukyus, Okinawa, Japan 2Faculty of Fisheries and Marine Science, Sam Ratulangi University, Manado, Indonesia 3Faculty of Social and Cultural Studies, Kyushu University, Fukuoka, Japan 4Department of Environmental Science, Fukuoka Women's University, Fukuoka, Japan

by Federico Luebert Rosa A. Scherson 1Departamento de Ciencias Ambientales y Recursos Naturales Renovables, Universidad de Chile, Santa Rosa 11315, La Pintana, Santiago, Chile 2Departamento de Silvicultura y Conservación de la Naturaleza, Universidad de Chile, Santa Rosa 11315, La Pintana, Santiago, Chile

by Nare Ngoepe Alenya Merz Leighton King Giulia Wienhues Mary A. Kishe Salome Mwaiko Pavani Misra Martin Grosjean Blake Matthews Colin Courtney Mustaphi Oliver Heiri Andrew Cohen Willy Tinner Moritz Muschick Ole Seehausen 1Aquatic Ecology and Evolution, Institute of Ecology and Evolution, University of Bern, 3012 Bern, Switzerland 2Department of Fish Ecology and Evolution, EAWAG, Swiss Federal Institute for Aquatic Science and Technology, 6047 Kastanienbaum, Switzerland 3Institute of Geography and Oeschger Centre for Climate Change Research, University of Bern, Altenbergrain 21, 3013 Bern, Switzerland 4Institute of Plant Sciences, University of Bern, Altenbergrain 21, 3013 Bern, Switzerland 5Tanzania Fisheries Research Institute (TAFIRI), Dar es Salaam, Tanzania 6Geoecology, Department of Environmental Sciences, University of Basel, 4056 Basel, Switzerland 7Department of Geosciences, University of Arizona, Tucson, AZ, USA 8Groningen Institute for Evolutionary Life Sciences, University of Groningen, Nijenborgh 7, 9747 AG, Groningen, Netherlands 9Center for Water Infrastructure and Sustainable Energy (WISE) Futures, Nelson Mandela African Institution of Science and Technology, P.O. Box 9124, Arusha, Tanzania