Riek, APetow, SSpeakman, J RSchrader, L2021-04-122021-04-122021-01-01Riek, A, Petow, S, Speakman, J R & Schrader, L 2021, 'Daily energy expenditure and water turnover in two breeds of laying hens kept in floor housing', Animal , vol. 15, no. 1, 100047. https://doi.org/10.1016/j.animal.2020.1000471751-7311unpaywall: 10.1016/j.animal.2020.100047https://hdl.handle.net/2164/16229Acknowledgements The authors thank Gabriele Kirchhof, Silke Werner, Klaus Gerling and Karsten Knop from the Institute of Animal Welfare and Animal Husbandry of the Friedrich-Loeffler-Institut for technical help and Catherine Hambly from the Institute of Biological and Environmental Sciences of the University of Aberdeen for the isotope analysis. Financial support statement This research received no specific grant from any funding agency, commercial or not-for-profit section6648926engChickenField metabolic rateIsotopesPoultryWater metabolismQH301 BiologyAnimal Science and ZoologySupplementary DataQH301Journal article10.1016/j.animal.2020.100047151